제출 #1107059

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1107059		vjudge1	은행 (IZhO14_bank)	C++17	19 / 100	86 ms	31312 KiB

bank

#include <bits/stdc++.h>
using namespace std;
#define pb push_back

#define sz size()
#define in insert
#define int long long
#define F first
#define up upper_bound
#define S second
#define lb lower_bound
#define pair pair<int, int>
#define all(v) v.begin(),v.end()
#define FOR1(x, n) for(int j = x; j <= n; j ++)
#define FOR(x, n) for(int i = x; i <= n; i ++)
#define FORR(x, n) for(int i = x; i >= n; i --)
#define nikita ios_base::sync_with_stdio(0), cin.tie(0);
int n,m,k,t,ans=0,sum=0,cnt, l, r, x, y, q;
const int N = 1e6+5;
int a[N], b[N], c[N];
vector<int>g[N];
int pref[N];
bool f = 0;
string str;
void rec(int sum = 0, int i = 1, string s = ""){
    if(f)return;
    if(sum == x){
    f=1;
    str = s;
    return;
    }
    if(i > m)return;
    rec(sum, i+1, s + '0');
    if(f)return;
    rec(sum+b[i], i + 1, s + '1');
}
void solve() {
    nikita
    cin >> n >> m;
    FOR(1, n)cin >> a[i];
    FOR(1, m)cin >> b[i];
    FOR(1, n){
        x = a[i],f = 0;
        k=0, sum = 0;
        rec();
        if(!f){
            cout << "NO\n";
           return;
       }
        while(str.sz<m)str+='0';
        FOR1(1, m){
            if(str[j-1] == '1')b[j]=0, k++;
        }
    }
    cout << "YES\n";
}
signed main() {
    nikita
    int t=1;
    FOR(1, t)solve();
}

컴파일 시 표준 에러 (stderr) 메시지

bank.cpp: In function 'void solve()':
bank.cpp:50:21: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   50 |         while(str.sz<m)str+='0';
      |               ~~~~~~^~

• Subtask 1: 19 / 19
• Subtask 2: 0 / 25
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29