제출 #617761

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
617761		A_D	Paint By Numbers (IOI16_paint)	C++14	0 / 100	1 ms	340 KiB

paint

#include "paint.h"

#include <bits/stdc++.h>

using namespace std;
const int N=2e5+100;
int n,k;
string ss;
vector<int> cc;

int ok_(int u)
{
    int lst=0,sum=0;
    for(int i=0;i<n;i++){
        int cnt=0;
        for(int j=i;j<n;j++){
            if(ss[j]=='.'||j==u){
                cnt++;
            }
            else{
                break;
            }
        }
        if(sum+cnt<=cc[lst]){
            sum++;
            if(sum==cc[lst]){
                lst++;
                if(lst==k)return 1;
                i++;
                sum=0;
            }
        }
    }
    return 0;
}
int okx(int u)
{
    int sum=0,lst=0;
    for(int h=0;h<n;h++){
        for(int i=0;i<n;i++){
            int cnt=0;
            for(int j=i;j<n;j++){
                if(ss[j]=='.'||j==u){
                    cnt++;
                }
                else{
                    break;
                }
            }
            if(sum==cc[lst]){
                sum=0;
                lst++;
                if(lst==k)return 1;
            }
            if(lst==h){
                if(i+min(cnt-1,cc[lst]-1)>=u){
                    sum++;
                }
                if(i==u&&sum+cnt-1<cc[lst])goto d;
            }
            else{
                if(i==u)goto d;
                if(cnt+sum>=cc[lst]){
                    sum++;
                    if(sum==cc[lst]){
                        sum=0;
                        lst++;
                        i++;
                        if(lst==k)return 1;
                    }
                }
            }
        }
        d:
            ;
    }
}

string solve_puzzle(string s,vector<int> c){

    string ans=s;
    ss=s;

    n=s.size();
    k=c.size();
    for(int i=0;i<s.size();i++){
        if(s[i]!='.')continue;
        int ok=okx(i);
        ok+=2*ok_(i);
        if(ok==1)ans[i]='X';
        if(ok==2)ans[i]='_';
        if(ok==3)ans[i]='?';
    }



    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

paint.cpp: In function 'std::string solve_puzzle(std::string, std::vector<int>)':
paint.cpp:86:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   86 |     for(int i=0;i<s.size();i++){
      |                 ~^~~~~~~~~
paint.cpp: In function 'int okx(int)':
paint.cpp:77:1: warning: control reaches end of non-void function [-Wreturn-type]
   77 | }
      | ^

• Subtask 1: 0 / 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