oj.uz

Submission #90066

# Submission time Handle Problem Language Result Execution time Memory
90066 2018-12-20T06:23:56 Z Rashidov_Anis Bank (IZhO14_bank) C++14
71 / 100
 1000 ms 876 KB 
#include <bits/stdc++.h>
#define fr first
#define se second
#define sc scanf
#define pf printf
#define ld long double
#define ll long long
#define pb push_back
#define sq(n) n * n
#define r_0 return 0
#define pr pair < ll, ll >
#define prr pair < pair < ll, ll >, ll >
#define fin(s) freopen( s, "r", stdin )
#define fout(s) freopen( s, "w", stdout )
#define TIME ios_base::sync_with_stdio(0)
using namespace std;

const ll INF = 1e9;
const ll N = 2e3 + 3;
const ll mod = 998244353;
const ld eps = 1e-7;

ll n, m;
ll b[N], a[N];

bool dfs( ll x, ll sum, ll state, ll k, ll num ){
    if( x > n ){
        return 1;
    }
    if( sum == 0 ){
        return dfs( x + 1, a[x + 1], state, 1, 0 );
    }
    bool mx = 0;
    for( int i = k; i <= m; i ++ ){
        if( sum < b[i] || ( state >> i ) & 1 == 1 || m - num < n - x )continue;
        mx = max( dfs( x, sum - b[i], ( state | ( 1 << i ) ), i + 1, num + 1 ), mx );
    }
    return mx;
}

main(){
    TIME;
    //fin( "bank.in" );
    //fout( "bank.out" );
    cin >> n >> m;
    for( int i = 1; i <= n; i ++ ){
        cin >> a[i];
    }
    for( int i = 1; i <= m; i ++ )cin >> b[i];
    ll x = dfs( 1, a[1], 0, 1, 0 );
    if( x == 0 ){ cout << "NO"; }
    else cout << "YES";
}

Compilation message

bank.cpp: In function 'bool dfs(long long int, long long int, long long int, long long int, long long int)':
bank.cpp:35:46: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
         if( sum < b[i] || ( state >> i ) & 1 == 1 || m - num < n - x )continue;
                                            ~~^~~~
bank.cpp: At global scope:
bank.cpp:41:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 2 ms 500 KB Output is correct
6 Correct 2 ms 576 KB Output is correct
7 Correct 2 ms 620 KB Output is correct
8 Correct 5 ms 876 KB Output is correct
9 Correct 9 ms 876 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 876 KB Output is correct
2 Correct 2 ms 876 KB Output is correct
3 Correct 2 ms 876 KB Output is correct
4 Correct 2 ms 876 KB Output is correct
5 Correct 2 ms 876 KB Output is correct
6 Correct 2 ms 876 KB Output is correct
7 Correct 2 ms 876 KB Output is correct
8 Correct 2 ms 876 KB Output is correct
9 Correct 2 ms 876 KB Output is correct
10 Correct 2 ms 876 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 876 KB Output is correct
2 Correct 2 ms 876 KB Output is correct
3 Correct 2 ms 876 KB Output is correct
4 Correct 1 ms 876 KB Output is correct
5 Correct 2 ms 876 KB Output is correct
6 Correct 2 ms 876 KB Output is correct
7 Correct 2 ms 876 KB Output is correct
8 Correct 2 ms 876 KB Output is correct
9 Correct 2 ms 876 KB Output is correct
10 Correct 2 ms 876 KB Output is correct
11 Correct 2 ms 876 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 2 ms 500 KB Output is correct
6 Correct 2 ms 576 KB Output is correct
7 Correct 2 ms 620 KB Output is correct
8 Correct 5 ms 876 KB Output is correct
9 Correct 9 ms 876 KB Output is correct
10 Correct 2 ms 876 KB Output is correct
11 Correct 2 ms 876 KB Output is correct
12 Correct 2 ms 876 KB Output is correct
13 Correct 2 ms 876 KB Output is correct
14 Correct 2 ms 876 KB Output is correct
15 Correct 2 ms 876 KB Output is correct
16 Correct 2 ms 876 KB Output is correct
17 Correct 2 ms 876 KB Output is correct
18 Correct 2 ms 876 KB Output is correct
19 Correct 2 ms 876 KB Output is correct
20 Correct 2 ms 876 KB Output is correct
21 Correct 2 ms 876 KB Output is correct
22 Correct 2 ms 876 KB Output is correct
23 Correct 1 ms 876 KB Output is correct
24 Correct 2 ms 876 KB Output is correct
25 Correct 2 ms 876 KB Output is correct
26 Correct 2 ms 876 KB Output is correct
27 Correct 2 ms 876 KB Output is correct
28 Correct 2 ms 876 KB Output is correct
29 Correct 2 ms 876 KB Output is correct
30 Correct 2 ms 876 KB Output is correct
31 Correct 33 ms 876 KB Output is correct
32 Correct 764 ms 876 KB Output is correct
33 Correct 4 ms 876 KB Output is correct
34 Correct 2 ms 876 KB Output is correct
35 Correct 2 ms 876 KB Output is correct
36 Correct 2 ms 876 KB Output is correct
37 Correct 2 ms 876 KB Output is correct
38 Correct 2 ms 876 KB Output is correct
39 Execution timed out 1074 ms 876 KB Time limit exceeded
40 Halted 0 ms 0 KB -