message
stringlengths
2
43.5k
message_type
stringclasses
2 values
message_id
int64
0
1
conversation_id
int64
853
107k
cluster
float64
24
24
__index_level_0__
int64
1.71k
214k
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such shovels in the shop. In his pocket Polycarp has a...
instruction
0
23,373
24
46,746
Tags: brute force, constructive algorithms, implementation, math Correct Solution: ``` n, g = map(int, input().split(" ")) s = n f = n % 10 count = 1 while f != 0 and f != g: s += n f = s % 10 count += 1 print(count) ```
output
1
23,373
24
46,747
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such sho...
instruction
0
23,374
24
46,748
Yes
output
1
23,374
24
46,749
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such sho...
instruction
0
23,375
24
46,750
Yes
output
1
23,375
24
46,751
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such sho...
instruction
0
23,376
24
46,752
Yes
output
1
23,376
24
46,753
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such sho...
instruction
0
23,377
24
46,754
Yes
output
1
23,377
24
46,755
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such sho...
instruction
0
23,378
24
46,756
No
output
1
23,378
24
46,757
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such sho...
instruction
0
23,379
24
46,758
No
output
1
23,379
24
46,759
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such sho...
instruction
0
23,380
24
46,760
No
output
1
23,380
24
46,761
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp urgently needs a shovel! He comes to the shop and chooses an appropriate one. The shovel that Policarp chooses is sold for k burles. Assume that there is an unlimited number of such sho...
instruction
0
23,381
24
46,762
No
output
1
23,381
24
46,763
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will last n minutes and in the i-th minute friends ...
instruction
0
23,446
24
46,892
Tags: greedy Correct Solution: ``` n = int(input()) arr = list(map(int, input().split())) forward = arr[:] cnt = arr[0] + 1 for i in range(1, n): forward[i] = max(cnt, arr[i]) cnt = max(cnt, arr[i]) + 1 backward = arr[:] cnt = arr[n - 1] + 1 for i in range(n - 2, -1, -1): backward[i] = max(cnt, arr[i]) ...
output
1
23,446
24
46,893
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will last n minutes and in the i-th minute friends ...
instruction
0
23,447
24
46,894
Tags: greedy Correct Solution: ``` n = int(input()) a = list(map(int,input().strip().split())) if n > 1: li = [0]*n ri = [0]*n lm = a[0] c = [0]*n b = [0]*n b[0] = a[0] for i in range(1,n): if lm >= a[i]: li[i] = li[i-1] + (lm+1-a[i]) lm = lm+1 else: li[i] = li[i-1] lm = a[i] b[i] = lm lm = a[...
output
1
23,447
24
46,895
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will last n minutes and in the i-th minute friends ...
instruction
0
23,448
24
46,896
Tags: greedy Correct Solution: ``` n = int(input()) def get_cost(arr): cost = [0,0] last = arr[0] for i in range(1,len(arr)): cost.append(cost[-1] + max(0,last+1-arr[i])) last = max(last+1,arr[i]) return cost arr = list(map(int,input().split())) left_cost, right_cost = get_cost(arr), get...
output
1
23,448
24
46,897
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will last n minutes and in the i-th minute friends ...
instruction
0
23,449
24
46,898
Tags: greedy Correct Solution: ``` n = int(input()) arr = list(map(int, input().split())) starts = [0 for _ in range(n)] ends = [0 for _ in range(n)] starts[0] = arr[0] ends[-1] = arr[-1] for i in range(1, n): starts[i] = max(arr[i], starts[i - 1] + 1) ends[-i - 1] = max(arr[-i - 1], ends[-i] + 1) sts = s...
output
1
23,449
24
46,899
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will last n minutes and in the i-th minute friends ...
instruction
0
23,450
24
46,900
Tags: greedy Correct Solution: ``` n = int(input()) a = [0 for i in range(n)] b = [0 for i in range(n)] f = [0 for i in range(n)] q = [0 for i in range(n)] d = [int(s) for s in input().split()] last = d[0] for i in range(1,n): a[i] = a[i-1] if d[i] <= last: a[i] += abs(d[i] - last) + 1 last +=...
output
1
23,450
24
46,901
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will last n minutes and in the i-th minute friends ...
instruction
0
23,451
24
46,902
Tags: greedy Correct Solution: ``` import math n = int(input()) a = list(map(int, input().split())) mx = 0 g = [0]*n r = [0]*n t1 = [0]*n t2 = [0]*n for i in range(n): g[i] = max(0, mx-a[i]+1) mx = a[i] + g[i] t1[i] = mx if i > 0: g[i] += g[i-1] mx = 0 for i in range(n-1, -1, -1): r[i] = max(0, mx-a[i]+1) m...
output
1
23,451
24
46,903
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will last n minutes and in the i-th minute friends ...
instruction
0
23,452
24
46,904
Tags: greedy Correct Solution: ``` n=int(input()) p=list(map(int,input().split())) a=[0]*n t=s=f=0 for i in range(n): if p[i]<=t:a[i]=t-p[i]+1 t=max(p[i],t+1) for i in range(n-1,0,-1): if p[i] <= s: a[i] = min(s - p[i] + 1,a[i]) else:a[i]=0 s = max(p[i], s + 1) for i in range(n):p[i]+=a[i];f|=i>1and...
output
1
23,452
24
46,905
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will last n minutes and in the i-th minute friends ...
instruction
0
23,453
24
46,906
Tags: greedy Correct Solution: ``` s, l, r = 0, 0, int(input()) - 1 t = list(map(int, input().split())) while 1: while l < r and t[l] < t[l + 1]: l += 1 while l < r and t[r] < t[r - 1]: r -= 1 if l == r: break if t[l] < t[r]: s += t[l] - t[l + 1] + 1 t[l + 1] = t[l] + 1 else: ...
output
1
23,453
24
46,907
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will...
instruction
0
23,454
24
46,908
Yes
output
1
23,454
24
46,909
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will...
instruction
0
23,455
24
46,910
Yes
output
1
23,455
24
46,911
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will...
instruction
0
23,456
24
46,912
Yes
output
1
23,456
24
46,913
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will...
instruction
0
23,457
24
46,914
Yes
output
1
23,457
24
46,915
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will...
instruction
0
23,458
24
46,916
No
output
1
23,458
24
46,917
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will...
instruction
0
23,459
24
46,918
No
output
1
23,459
24
46,919
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will...
instruction
0
23,460
24
46,920
No
output
1
23,460
24
46,921
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp plans to conduct a load testing of its new project Fakebook. He already agreed with his friends that at certain points in time they will send requests to Fakebook. The load testing will...
instruction
0
23,461
24
46,922
No
output
1
23,461
24
46,923
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c the base station of the mobile operator is place...
instruction
0
23,939
24
47,878
Tags: implementation, math Correct Solution: ``` t = int(input()) for i in range(t): a, b, c, r = map(int, input().split()) a, b = (min(a, b), max(a, b)) if a==b: print(0) else: if c <= a: if a-c>=r: print(b-a) else: print( max((b-a) - (r - (a-c)), 0)) elif c >= b: if (c-b)>=r: print...
output
1
23,939
24
47,879
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c the base station of the mobile operator is place...
instruction
0
23,940
24
47,880
Tags: implementation, math Correct Solution: ``` for _ in range(int(input())): a,b,c,r = input().split(" ") a,b,c,r = int(a),int(b),int(c),int(r) x,y=min(a,b),max(a,b) count=0 if c>=x and c<=y: if c+r<=y: count+=y-c-r if c-r>=x: count+=c-r-x elif c>=y: ...
output
1
23,940
24
47,881
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c the base station of the mobile operator is place...
instruction
0
23,941
24
47,882
Tags: implementation, math Correct Solution: ``` for _ in range(int(input())): p,q,c,r = map(int,input().split()) a = min(p,q) b = max(p,q) lc = c - r lr = c + r if(a >= lc and b <= lr): ans = 0 elif(a > lr or b < lc): ans = abs(b - a) else: left = lc - a ...
output
1
23,941
24
47,883
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c the base station of the mobile operator is place...
instruction
0
23,942
24
47,884
Tags: implementation, math Correct Solution: ``` t = int(input()) while t > 0: a, b, c, r = map(int, input().split()) if a > b: a, b = b, a l = max(c-r, a) r = min(c+r, b) print(b-a-max(0,r-l)) t -= 1 ```
output
1
23,942
24
47,885
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c the base station of the mobile operator is place...
instruction
0
23,943
24
47,886
Tags: implementation, math Correct Solution: ``` q = int(input()) def solve(): a, b, c, r = map(int, input().split()) if a> b : a,b =b,a p1 = c - r p2 = c + r if p1 >=a and p2<=b: print(p1-a + b-p2) elif a < p1 < b < p2: print(p1-a) elif b > p2 > a > p1: print(b-p...
output
1
23,943
24
47,887
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c the base station of the mobile operator is place...
instruction
0
23,944
24
47,888
Tags: implementation, math Correct Solution: ``` def fn(a, b, c, r): x1 = min(a, b) y1 = max(a, b) x2 = c - r y2 = c + r # case 1, 2, 3 if (x1 >= x2 and y1 <= y2): return 0 #case 4 if (x1 < x2 and y1 < y2 and y1 > x2): return x2 - x1 #case 5 if (y1 > y2 and x1 >...
output
1
23,944
24
47,889
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c the base station of the mobile operator is place...
instruction
0
23,945
24
47,890
Tags: implementation, math Correct Solution: ``` """ Satwik_Tiwari ;) . 29th july , 2020 - Wednesday """ #=============================================================================================== #importing some useful libraries. from __future__ import division, print_function from fractions import Fra...
output
1
23,945
24
47,891
Provide tags and a correct Python 3 solution for this coding contest problem. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c the base station of the mobile operator is place...
instruction
0
23,946
24
47,892
Tags: implementation, math Correct Solution: ``` t=int(input()) while t>0: ta=input().split() A=int(ta[0]) B=int(ta[1]) f=int(ta[2]) r=int(ta[3]) C=f+r D=f-r c=min(C,D) d=max(C,D) a=min(A,B) b=max(A,B) if r==0: print(b-a) elif c>=b: print(b-a) elif...
output
1
23,946
24
47,893
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c t...
instruction
0
23,947
24
47,894
Yes
output
1
23,947
24
47,895
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c t...
instruction
0
23,948
24
47,896
Yes
output
1
23,948
24
47,897
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c t...
instruction
0
23,949
24
47,898
Yes
output
1
23,949
24
47,899
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c t...
instruction
0
23,950
24
47,900
Yes
output
1
23,950
24
47,901
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c t...
instruction
0
23,951
24
47,902
No
output
1
23,951
24
47,903
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c t...
instruction
0
23,952
24
47,904
No
output
1
23,952
24
47,905
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c t...
instruction
0
23,953
24
47,906
No
output
1
23,953
24
47,907
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp lives on the coordinate axis Ox and travels from the point x=a to x=b. It moves uniformly rectilinearly at a speed of one unit of distance per minute. On the axis Ox at the point x=c t...
instruction
0
23,954
24
47,908
No
output
1
23,954
24
47,909
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has just launched his new startup idea. The niche is pretty free and the key vector of development sounds really promising, so he easily found himself some investors ready to sponsor th...
instruction
0
24,743
24
49,486
No
output
1
24,743
24
49,487
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has just launched his new startup idea. The niche is pretty free and the key vector of development sounds really promising, so he easily found himself some investors ready to sponsor th...
instruction
0
24,744
24
49,488
No
output
1
24,744
24
49,489
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has just launched his new startup idea. The niche is pretty free and the key vector of development sounds really promising, so he easily found himself some investors ready to sponsor th...
instruction
0
24,745
24
49,490
No
output
1
24,745
24
49,491
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polycarp has just launched his new startup idea. The niche is pretty free and the key vector of development sounds really promising, so he easily found himself some investors ready to sponsor th...
instruction
0
24,746
24
49,492
No
output
1
24,746
24
49,493
Provide tags and a correct Python 3 solution for this coding contest problem. The only difference between easy and hard versions is constraints. If you write a solution in Python, then prefer to send it in PyPy to speed up execution time. A session has begun at Beland State University. Many students are taking exams...
instruction
0
24,827
24
49,654
Tags: brute force, data structures, greedy, math Correct Solution: ``` """ Satwik_Tiwari ;) . 25 june , 2020 - Thursday """ #=============================================================================================== #importing some useful libraries. from __future__ import division, print_function from f...
output
1
24,827
24
49,655
Provide tags and a correct Python 3 solution for this coding contest problem. The only difference between easy and hard versions is constraints. If you write a solution in Python, then prefer to send it in PyPy to speed up execution time. A session has begun at Beland State University. Many students are taking exams...
instruction
0
24,828
24
49,656
Tags: brute force, data structures, greedy, math Correct Solution: ``` n, m = [int(i) for i in input().split()] line = [int(x) for x in input().split()] count = {i+1:0 for i in range(100)} sum = 0 for i in line: p = sum + i t = 0 if p > m: for j in range(100, 0, -1): if count[j] == 0: ...
output
1
24,828
24
49,657
Provide tags and a correct Python 3 solution for this coding contest problem. The only difference between easy and hard versions is constraints. If you write a solution in Python, then prefer to send it in PyPy to speed up execution time. A session has begun at Beland State University. Many students are taking exams...
instruction
0
24,829
24
49,658
Tags: brute force, data structures, greedy, math Correct Solution: ``` import math import heapq import copy from collections import OrderedDict from collections import deque t=list(map(int,input().split())) d=t[1] k=list(map(int,input().split())) m=[0]*101 ans=list() time=0 for i in range(t[0]): time=time+k[i] ...
output
1
24,829
24
49,659
Provide tags and a correct Python 3 solution for this coding contest problem. The only difference between easy and hard versions is constraints. If you write a solution in Python, then prefer to send it in PyPy to speed up execution time. A session has begun at Beland State University. Many students are taking exams...
instruction
0
24,830
24
49,660
Tags: brute force, data structures, greedy, math Correct Solution: ``` import math n,m=map(int,input().split()) arr=list(map(int,input().split())) prefix=[0]*n count=[0]*101 for i in range(101): count[i]=[0]*200001 for i in range(n): prefix[i]=prefix[i-1]+arr[i] for j in range(1,101): # print(j,i,count[j][i],cou...
output
1
24,830
24
49,661
Provide tags and a correct Python 3 solution for this coding contest problem. The only difference between easy and hard versions is constraints. If you write a solution in Python, then prefer to send it in PyPy to speed up execution time. A session has begun at Beland State University. Many students are taking exams...
instruction
0
24,831
24
49,662
Tags: brute force, data structures, greedy, math Correct Solution: ``` n, m = list(map(int, input().split())) t = list(map(int, input().split())) freq = [] for i in range(101): freq.append(0) for i in range(0, n): time = m-t[i] num = 0 for j in range(1, 101): p = int(time/j) if p >= fr...
output
1
24,831
24
49,663