oj.uz

Submission #90904

# Submission time Handle Problem Language Result Execution time Memory
90904 2018-12-25T06:59:21 Z RAkhshon Bank (IZhO14_bank) C++14
0 / 100
 2 ms 476 KB 
#include<bits/stdc++.h>
#define ll long long
#define ld long double
#define st string
#define fr first
#define se second
#define INF 1000000000
using namespace std;
ll m, n,a[101101], b[101101], dp[101101];
void us2(){
    do{
    ll sum = 0, num = 1;
    for(ll i = 1; i <= m; i ++){
        sum=sum+b[i];
        if(num == n + 1) break;
        if(sum > a[num]) break;
        if(sum == a[num]) sum=0,num++;
    }
    if(num == n+1){
        printf("YES");
        break;
    }
    }while(next_permutation(b+1,b+1+m));
    printf("NO");
}
void us1(){
    ll s = a[1];
        for(ll j = 1; j <= m; j ++){
            for(ll i = 1; i <= s; i ++){
                if(i >= b[j] && dp[i] == INF && dp[i-b[j]] != b[j] && dp[i-b[j]]!=INF){
                    dp[i]=b[j];
                }
            }
        }
        if(dp[s] == INF){
            printf("NO");
        }
        else
        {
            printf("YES");
        }
}
int main()
{
    scanf("%lld %lld", &n, &m);
    ll s;
    for(ll i = 1; i <= n; i ++){
        scanf("%lld", &a[i]);
    }
    for(ll i = 1; i <= m; i ++){
        scanf("%lld", &b[i]);
    }
    sort(a+1,a+1+n);
    sort(b+1,b+1+m);
    if(n == 1){
        us1();
        return 0;
    }
    else
    if(n <= 10 && m <= 10){
        us2();
        return 0;
    }
    return 0;
}

Compilation message

bank.cpp: In function 'int main()':
bank.cpp:46:8: warning: unused variable 's' [-Wunused-variable]
     ll s;
        ^
bank.cpp:45:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld %lld", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~
bank.cpp:48:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &a[i]);
         ~~~~~^~~~~~~~~~~~~~~
bank.cpp:51:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &b[i]);
         ~~~~~^~~~~~~~~~~~~~~

Subtask #1
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 2 ms 476 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 476 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 476 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 2 ms 476 KB Output isn't correct
3 Halted 0 ms 0 KB -