Submission #1266862

#	Time	Username	Problem	Language	Result	Execution time	Memory
1266862		vtnoo	Paint By Numbers (IOI16_paint)	C++20	7 / 100	0 ms	328 KiB

paint

#include <bits/stdc++.h>

using namespace std;

const int MAXN=101;

std::string solve_puzzle(std::string s, std::vector<int> c){
    int n=s.size(), m=c.size();
    int sum=0;
    for(int i=0;i<m;i++)sum+=c[i];
    int need=sum+(m-1);
    string ret="";
    for(int i=0;i<m;i++){
        ret+=string(c[i], 'X');
        ret+='_';
    }
    ret.pop_back();
    if(need){
        string s=string(n, '?');
        int qwe=n-need;
        for(int i=0;i<qwe;i++)ret+='_';
        int j=0, last=c[j]-1;
        for(int i=0;i<n;i++){
            if(j<m-1&&ret[i]=='_'){
                j++;
                last=i+c[j];
                continue;
            }
            if(i+qwe<n&&i+qwe<=last){
                s[i+qwe]='X';
            }
        }
        ret=s;
    }   
    return ret;
}

/* 
XXX_XXXX__
XXX__XXXX_
XXX___XXXX
_XXX_XXXX_
_XXX__XXXX
__XXX_XXXX 
*/

Compilation message (stderr)

paint.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
paint_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~

• Subtask 1: 7 / 7
• Subtask 2: 0 / 3
• Subtask 3: 0 / 22
• Subtask 4: 0 / 27
• Subtask 5: 0 / 21
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10