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Provide tags and a correct Python 3 solution for this coding contest problem. You might have remembered Theatre square from the [problem 1A](https://codeforces.com/problemset/problem/1/A). Now it's finally getting repaved. The square still has a rectangular shape of n Γ— m meters. However, the picture is about to get ...
instruction
0
35,337
7
70,674
Tags: brute force, dp, greedy, implementation, two pointers Correct Solution: ``` from sys import stdin,stdout for query in range(int(stdin.readline())): nmxy=stdin.readline().split() n=int(nmxy[0]) m=int(nmxy[1]) x=int(nmxy[2]) y=int(nmxy[3]) d=[[x for x in list(stdin.readline().strip())] for x...
output
1
35,337
7
70,675
Provide tags and a correct Python 3 solution for this coding contest problem. You might have remembered Theatre square from the [problem 1A](https://codeforces.com/problemset/problem/1/A). Now it's finally getting repaved. The square still has a rectangular shape of n Γ— m meters. However, the picture is about to get ...
instruction
0
35,338
7
70,676
Tags: brute force, dp, greedy, implementation, two pointers Correct Solution: ``` t=int(input()) for _ in range(t): n,m,x,y=map(int,input().split()) a=[] if 2*x<=y: f=1 else: f=0 for i in range(n): a.append(input()) if f==1: count =0 for i in range(n): ...
output
1
35,338
7
70,677
Provide tags and a correct Python 3 solution for this coding contest problem. You might have remembered Theatre square from the [problem 1A](https://codeforces.com/problemset/problem/1/A). Now it's finally getting repaved. The square still has a rectangular shape of n Γ— m meters. However, the picture is about to get ...
instruction
0
35,339
7
70,678
Tags: brute force, dp, greedy, implementation, two pointers Correct Solution: ``` for _ in range(int(input())): r,c,x,y = list(map(int, input().split())) d = 2*x d = 2*x if d<y else y cost=0 for _ in range(r): row = input() count = 0 for i in range(len(row)): if r...
output
1
35,339
7
70,679
Provide tags and a correct Python 3 solution for this coding contest problem. You might have remembered Theatre square from the [problem 1A](https://codeforces.com/problemset/problem/1/A). Now it's finally getting repaved. The square still has a rectangular shape of n Γ— m meters. However, the picture is about to get ...
instruction
0
35,340
7
70,680
Tags: brute force, dp, greedy, implementation, two pointers Correct Solution: ``` import os, sys from io import IOBase, BytesIO py2 = round(0.5) if py2: from future_builtins import ascii, filter, hex, map, oct, zip range = xrange BUFSIZE = 8192 class FastIO(BytesIO): newlines = 0 def __init__(self, fi...
output
1
35,340
7
70,681
Provide tags and a correct Python 3 solution for this coding contest problem. You might have remembered Theatre square from the [problem 1A](https://codeforces.com/problemset/problem/1/A). Now it's finally getting repaved. The square still has a rectangular shape of n Γ— m meters. However, the picture is about to get ...
instruction
0
35,341
7
70,682
Tags: brute force, dp, greedy, implementation, two pointers Correct Solution: ``` t = int(input()) while t: n,m,x,y = map(int,input().split()) cost = 0 for i in range(n): s = input() j = 0 while j<m: if s[j]=='.': if j+1<m and s[j+1]=='.': ...
output
1
35,341
7
70,683
Provide tags and a correct Python 3 solution for this coding contest problem. You might have remembered Theatre square from the [problem 1A](https://codeforces.com/problemset/problem/1/A). Now it's finally getting repaved. The square still has a rectangular shape of n Γ— m meters. However, the picture is about to get ...
instruction
0
35,342
7
70,684
Tags: brute force, dp, greedy, implementation, two pointers Correct Solution: ``` x = int(input()) for i in range(x): inp = list(map(int, input().split())) n = inp[0] m = inp[1] x = inp[2] y = inp[3] if 2*x < y: ans = 0 for p in range(n): string = input() ...
output
1
35,342
7
70,685
Provide tags and a correct Python 3 solution for this coding contest problem. You might have remembered Theatre square from the [problem 1A](https://codeforces.com/problemset/problem/1/A). Now it's finally getting repaved. The square still has a rectangular shape of n Γ— m meters. However, the picture is about to get ...
instruction
0
35,343
7
70,686
Tags: brute force, dp, greedy, implementation, two pointers Correct Solution: ``` import math for i in range(int(input())): n,m,x,y=map(int,input().split()) a=[ list(input()) for i in range(n)] c=0 if 2*x<=y: c=0 else: c=1 ans=0 if c==0: for i in range(n): ...
output
1
35,343
7
70,687
Provide tags and a correct Python 2 solution for this coding contest problem. You might have remembered Theatre square from the [problem 1A](https://codeforces.com/problemset/problem/1/A). Now it's finally getting repaved. The square still has a rectangular shape of n Γ— m meters. However, the picture is about to get ...
instruction
0
35,344
7
70,688
Tags: brute force, dp, greedy, implementation, two pointers Correct Solution: ``` from sys import stdin, stdout from collections import Counter, defaultdict from itertools import permutations, combinations raw_input = stdin.readline pr = stdout.write mod=10**9+7 def ni(): return int(raw_input()) def li(): re...
output
1
35,344
7
70,689
Provide a correct Python 3 solution for this coding contest problem. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each square is either white or black. The initial color of t...
instruction
0
35,873
7
71,746
"Correct Solution: ``` n=int(input());a=eval('list(input()),'*n);f=sum(n==t.count('#')for t in zip(*a));print(-all(t.count('#')<1for t in a)or min(n*2-f-a[i].count('#')+all(a[j][i]>'#'for j in range(n))for i in range(n))) ```
output
1
35,873
7
71,747
Provide a correct Python 3 solution for this coding contest problem. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each square is either white or black. The initial color of t...
instruction
0
35,874
7
71,748
"Correct Solution: ``` N=int(input()) a=["" for i in range(N)] data=[0]*N for i in range(N): a[i]=input() data[i]=a[i].count("#") if sum(data)==0: print(-1) elif sum(data)==N**2: print(0) else: data2=[0 for i in range(N)] for i in range(N): for j in range(N): data2[j]+=(a[i]...
output
1
35,874
7
71,749
Provide a correct Python 3 solution for this coding contest problem. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each square is either white or black. The initial color of t...
instruction
0
35,875
7
71,750
"Correct Solution: ``` n,*a=open(0).readlines();n=int(n);*b,=zip(*a);f,e=[sum((c in t)^1for t in b)for c in'.#'];print(-(e>n)or min(n*2-f-a[i].count('#')+2-('#'in b[i])for i in range(n))) ```
output
1
35,875
7
71,751
Provide a correct Python 3 solution for this coding contest problem. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each square is either white or black. The initial color of t...
instruction
0
35,876
7
71,752
"Correct Solution: ``` n,*a=open(0).readlines();n=int(n);*b,=zip(*a);f,e=[sum((c in t)^1for t in b)-1for c in'.#'];print(-(e==n)or min(n*2-f-a[i].count('#')+(not'#'in b[i])for i in range(n))) ```
output
1
35,876
7
71,753
Provide a correct Python 3 solution for this coding contest problem. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each square is either white or black. The initial color of t...
instruction
0
35,877
7
71,754
"Correct Solution: ``` import sys N = int(input()) a = [] ybl = 0 tbl = 0 for i in range(N): A = list(input()) if "." not in A: ybl += 1 a.append(A) blexist = False for j in range(N): blnum = 0 for i in range(N): if a[i][j] == "#": blexist = True b...
output
1
35,877
7
71,755
Provide a correct Python 3 solution for this coding contest problem. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each square is either white or black. The initial color of t...
instruction
0
35,878
7
71,756
"Correct Solution: ``` n,*a=open(0).readlines();n=int(n);*b,=zip(*a);f,e=[sum(n==t.count(c)for t in b)for c in'#.'];print(-(e==n)or min(n*2-f-a[i].count('#')+(not'#'in b[i])for i in range(n))) ```
output
1
35,878
7
71,757
Provide a correct Python 3 solution for this coding contest problem. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each square is either white or black. The initial color of t...
instruction
0
35,879
7
71,758
"Correct Solution: ``` n=int(input()) a=[list(input()) for i in range(n)] if max([a[i].count("#") for i in range(n)]) ==0: print(-1) exit() minus=0 b=list(zip(*a)) for i in range(n): if b[i].count("#")>=1: minus=max(minus,a[i].count("#")) else: minus=max(minus,a[i].count("#")-1) for j in range(n): if ...
output
1
35,879
7
71,759
Provide a correct Python 3 solution for this coding contest problem. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each square is either white or black. The initial color of t...
instruction
0
35,880
7
71,760
"Correct Solution: ``` from operator import itemgetter n=int(input()) a=[list(map(lambda x:x=='#',input())) for i in range(n)] cr,cc=list(map(sum,a)),[sum(map(itemgetter(i),a)) for i in range(n)] mx=max(cr) print(-1 if mx==0 else (not sum([cc[i] for i in range(n) if cr[i]==mx]))+n-mx+sum(map(lambda x:x<n,cc))) ```
output
1
35,880
7
71,761
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each...
instruction
0
35,881
7
71,762
Yes
output
1
35,881
7
71,763
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each...
instruction
0
35,882
7
71,764
Yes
output
1
35,882
7
71,765
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each...
instruction
0
35,883
7
71,766
Yes
output
1
35,883
7
71,767
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each...
instruction
0
35,884
7
71,768
Yes
output
1
35,884
7
71,769
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each...
instruction
0
35,885
7
71,770
No
output
1
35,885
7
71,771
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each...
instruction
0
35,886
7
71,772
No
output
1
35,886
7
71,773
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each...
instruction
0
35,887
7
71,774
No
output
1
35,887
7
71,775
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a square-shaped grid with N vertical rows and N horizontal columns. We will denote the square at the i-th row from the top and the j-th column from the left as (i,\ j). Initially, each...
instruction
0
35,888
7
71,776
No
output
1
35,888
7
71,777
Provide tags and a correct Python 3 solution for this coding contest problem. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of the board should be colored in white or black. ...
instruction
0
36,211
7
72,422
Tags: constructive algorithms Correct Solution: ``` from sys import stdin def func(n): a = n*(n+1) b = n+n+1 return (a*b)//6 for _ in range(int(stdin.readline())): #n = int(stdin.readline()) n, m = map(int, stdin.readline().split()) #s = stdin.readline().strip() arr = [[0 for i in range(m...
output
1
36,211
7
72,423
Provide tags and a correct Python 3 solution for this coding contest problem. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of the board should be colored in white or black. ...
instruction
0
36,212
7
72,424
Tags: constructive algorithms Correct Solution: ``` def inn(): return map(int, input().split()) def cout(s): print(s, end="") t,=inn() while(t>0): t-=1 a, b=inn() if(a&1)and(b&1): check=False else: check=True x=0 while(x<a): x+=1 y=0 while(y<b): ...
output
1
36,212
7
72,425
Provide tags and a correct Python 3 solution for this coding contest problem. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of the board should be colored in white or black. ...
instruction
0
36,213
7
72,426
Tags: constructive algorithms Correct Solution: ``` n_cases = int(input()) for case_num in range(1, n_cases + 1): n, m = [int(x) for x in input().split()] mat = [[0] * m for _ in range(n)] for y in range(n): for x in range(m): mat[y][x] = (y + x) % 2 if n*m % 2 == 1: # we don...
output
1
36,213
7
72,427
Provide tags and a correct Python 3 solution for this coding contest problem. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of the board should be colored in white or black. ...
instruction
0
36,214
7
72,428
Tags: constructive algorithms Correct Solution: ``` for _ in range(int(input())): N, M = map(int, input().split()) mat = [['B' for col in range(M)] for row in range(N)] mat[0][0] = 'W' for row in mat: print(''.join(row)) ```
output
1
36,214
7
72,429
Provide tags and a correct Python 3 solution for this coding contest problem. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of the board should be colored in white or black. ...
instruction
0
36,215
7
72,430
Tags: constructive algorithms Correct Solution: ``` n=int(input()) for i in range(n): n,m=map(int,input().split()) w=((n*m)-1)//2 b=(n*m)-w for i in range(n): for j in range(m): if((i+j)%2==1) and(w!=0): print("W",end="") w=w-1 else: ...
output
1
36,215
7
72,431
Provide tags and a correct Python 3 solution for this coding contest problem. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of the board should be colored in white or black. ...
instruction
0
36,216
7
72,432
Tags: constructive algorithms Correct Solution: ``` def find(N,M): for i in range(N): A=['B']*M if i==0: A[0]='W' print(''.join(A)) def main(): for i in range(int(input())): N,M=list(map(int,input().split())) find(N,M) main() ```
output
1
36,216
7
72,433
Provide tags and a correct Python 3 solution for this coding contest problem. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of the board should be colored in white or black. ...
instruction
0
36,217
7
72,434
Tags: constructive algorithms Correct Solution: ``` t = int(input()) for i in range(t): m, n = list(map(int, input().split())) for j in range(m-1): print('B'*n) print('B'*(n-1)+'W') ```
output
1
36,217
7
72,435
Provide tags and a correct Python 3 solution for this coding contest problem. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of the board should be colored in white or black. ...
instruction
0
36,218
7
72,436
Tags: constructive algorithms Correct Solution: ``` n=int(input()) for i in range(n): a,b=map(int,input().split()) '''l=[["B"]*b]*a print(l[0]) l[0][b-1]="W" for j in l: print("".join(j))''' print("B"*(b-1)+"W") for j in range(a-1): print("B"*b) ```
output
1
36,218
7
72,437
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of t...
instruction
0
36,219
7
72,438
Yes
output
1
36,219
7
72,439
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of t...
instruction
0
36,220
7
72,440
Yes
output
1
36,220
7
72,441
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of t...
instruction
0
36,221
7
72,442
Yes
output
1
36,221
7
72,443
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of t...
instruction
0
36,222
7
72,444
Yes
output
1
36,222
7
72,445
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of t...
instruction
0
36,223
7
72,446
No
output
1
36,223
7
72,447
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of t...
instruction
0
36,224
7
72,448
No
output
1
36,224
7
72,449
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of t...
instruction
0
36,225
7
72,450
No
output
1
36,225
7
72,451
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Young boy Artem tries to paint a picture, and he asks his mother Medina to help him. Medina is very busy, that's why she asked for your help. Artem wants to paint an n Γ— m board. Each cell of t...
instruction
0
36,226
7
72,452
No
output
1
36,226
7
72,453
Provide tags and a correct Python 3 solution for this coding contest problem. John Doe has an n Γ— m table. John Doe can paint points in some table cells, not more than one point in one table cell. John Doe wants to use such operations to make each square subtable of size n Γ— n have exactly k points. John Doe wondered...
instruction
0
36,378
7
72,756
Tags: bitmasks, combinatorics, dp, math Correct Solution: ``` n,m,k=map(int,input().split()) M=int(1e9+7) N=n*n iv=[0]*(N+1) iv[1]=1 for i in range(2, N+1): iv[i]=M-M//i*iv[M%i]%M f1=[1]*(N+1) for i in range(1, N+1): f1[i]=f1[i-1]*i%M f2=[1]*(N+1) for i in range(1, N+1): f2[i]=f2[i-1]*iv[i]%M left=m%n #m/n...
output
1
36,378
7
72,757
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. User ainta decided to paint a wall. The wall consists of n2 tiles, that are arranged in an n Γ— n table. Some tiles are painted, and the others are not. As he wants to paint it beautifully, he wi...
instruction
0
36,450
7
72,900
No
output
1
36,450
7
72,901
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. User ainta decided to paint a wall. The wall consists of n2 tiles, that are arranged in an n Γ— n table. Some tiles are painted, and the others are not. As he wants to paint it beautifully, he wi...
instruction
0
36,451
7
72,902
No
output
1
36,451
7
72,903
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. User ainta decided to paint a wall. The wall consists of n2 tiles, that are arranged in an n Γ— n table. Some tiles are painted, and the others are not. As he wants to paint it beautifully, he wi...
instruction
0
36,452
7
72,904
No
output
1
36,452
7
72,905
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. User ainta decided to paint a wall. The wall consists of n2 tiles, that are arranged in an n Γ— n table. Some tiles are painted, and the others are not. As he wants to paint it beautifully, he wi...
instruction
0
36,453
7
72,906
No
output
1
36,453
7
72,907
Provide tags and a correct Python 3 solution for this coding contest problem. Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his favorite color, orange. The fence is represented as n vertical planks, put in a row. Adjacent planks have no gap bet...
instruction
0
36,463
7
72,926
Tags: divide and conquer, dp, greedy Correct Solution: ``` import sys ar=[] def solve(l, r, val): if(r<l): return 0 indx=l+ar[l:r+1].index(min(ar[l:r+1])) tot=r-l+1 cur=ar[indx]-val+solve(l, indx-1, ar[indx])+solve(indx+1, r, ar[indx]) return min(tot, cur) sys.setrecursionlimit(10000) n=int(input()) ar=list(map(in...
output
1
36,463
7
72,927
Provide tags and a correct Python 3 solution for this coding contest problem. Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his favorite color, orange. The fence is represented as n vertical planks, put in a row. Adjacent planks have no gap bet...
instruction
0
36,464
7
72,928
Tags: divide and conquer, dp, greedy Correct Solution: ``` import sys sys.setrecursionlimit(10000) # hago n-1 llamadas recursivas para largo n, por default el limit es 1000 creo def cantidad_de_brochazos(izq,der,altura): """ :param izq: limite izquierdo de la zona a pintar :param der: limite derecho de la...
output
1
36,464
7
72,929
Provide tags and a correct Python 3 solution for this coding contest problem. Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his favorite color, orange. The fence is represented as n vertical planks, put in a row. Adjacent planks have no gap bet...
instruction
0
36,465
7
72,930
Tags: divide and conquer, dp, greedy Correct Solution: ``` import sys oo=1000000000000 ar=[] def solve(l, r, val): if(r<l): return 0 indx=l+ar[l:r+1].index(min(ar[l:r+1])) tot=r-l+1 cur=ar[indx]-val+solve(l, indx-1, ar[indx])+solve(indx+1, r, ar[indx]) return min(tot, cur) sys.setrecursionlimit(10000) n=int(input(...
output
1
36,465
7
72,931
Provide tags and a correct Python 3 solution for this coding contest problem. Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his favorite color, orange. The fence is represented as n vertical planks, put in a row. Adjacent planks have no gap bet...
instruction
0
36,466
7
72,932
Tags: divide and conquer, dp, greedy Correct Solution: ``` import sys, threading sys.setrecursionlimit(600000) #threading.stack_size(10240000) # thread.start() def rec(left, right, off): if left>right: return 0 mini= min(arr[left:right+1]) ind=arr.index(mini,left,right+1) ans = mini - off ...
output
1
36,466
7
72,933
Provide tags and a correct Python 3 solution for this coding contest problem. Bizon the Champion isn't just attentive, he also is very hardworking. Bizon the Champion decided to paint his old fence his favorite color, orange. The fence is represented as n vertical planks, put in a row. Adjacent planks have no gap bet...
instruction
0
36,467
7
72,934
Tags: divide and conquer, dp, greedy Correct Solution: ``` n = int(input()) t = [int(x) for x in input().split()] t.insert(0, -1) dp = [0] * (n+3) dp[1] = t[1] for i in range(2, n+1): #albo wszystkie na lewo sa pionowe dp[i] = t[i] + (i-1) #albo na lewo jest jakis poziomy smallest = t[i] #najmniejszy napotkany f...
output
1
36,467
7
72,935