oj.uz

Submission #527891

# Submission time Handle Problem Language Result Execution time Memory
527891 2022-02-18T16:20:41 Z aSSSd Kas (COCI17_kas) C++14
70 / 100
 1365 ms 432584 KB 
#include <bits/stdc++.h>
using namespace std;
#define in ({int x=0;int c=getchar(),n=0;for(;!isdigit(c);c=getchar()) n=(c=='-');for(;isdigit(c);c=getchar()) x=x*10+c-'0';n?-x:x;})
#define fasty ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
#define forinc(x,a,b) for (int x=a;x<=b;x++)
#define fi first
#define se second
#define pb push_back
#define ii pair<int,int>
#define all(a) a.begin(),a.end()
#define reset(f,x) memset(f, x, sizeof(f))
#define getbit(x,i) ((x>>i)&1)
#define batbit(x,i) (x|(1ll<<i))
#define tatbit(x,i) (x&~(1<<i))
#define gg exit(0);
#define int long long
const int N = 55;
const int M = 1002;
int f[N][M][M];
int n;
int c[N];


int solve(int k, int a, int b)
{
    if(f[k][a][b] != -1) return f[k][a][b];
    int &ret = f[k][a][b];

    if (k == n+1)
    {
        return ret = (a == b ? 0 : -1e9);
    }


    return ret = max({solve(k+1, a, b), solve(k+1, a+c[k], b)+c[k], solve(k+1, a, b+c[k])+c[k]});

}
main()
{
    fasty;
    cin >> n;
    int sum=0;
    forinc(i,1,n)
    {
        cin >> c[i];
        sum+=c[i];
    }

    memset(f , -1  ,sizeof f);
    int split = solve(1 , 0 , 0);
    cout << (sum - split) + split/2;
}

Compilation message

kas.cpp:38:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   38 | main()
      | ^~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 151 ms 432512 KB Output is correct
2 Correct 153 ms 432572 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 154 ms 432452 KB Output is correct
2 Correct 158 ms 432508 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 155 ms 432584 KB Output is correct
2 Correct 153 ms 432424 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 158 ms 432452 KB Output is correct
2 Correct 153 ms 432464 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 161 ms 432576 KB Output is correct
2 Correct 170 ms 432428 KB Output is correct

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 179 ms 432460 KB Output is correct
2 Correct 179 ms 432508 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 186 ms 432436 KB Output is correct
2 Correct 187 ms 432484 KB Output is correct

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1365 ms 432548 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 164 ms 432456 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 155 ms 432488 KB Output isn't correct
2 Halted 0 ms 0 KB -