oj.uz

Submission #527902

# Submission time Handle Problem Language Result Execution time Memory
527902 2022-02-18T16:44:46 Z aSSSd Kas (COCI17_kas) C++14
100 / 100
 408 ms 196888 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);

int n;
int c[502];

int g[502][100000 + 10];
int go(int k, int diff)
{
    if(diff >= 100000+5) return  -1e9;

    if(g[k][diff] != - 1) return g[k][diff];

    int &ret = g[k][diff];
    if(k == n+1)
    {
        return ret = (diff == 0 ? 0 : -1e9);
    }
    return ret = max({go(k+1, diff), go(k+1, diff+c[k])+c[k], go(k+1, abs(diff-c[k]))+c[k]});

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

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

Compilation message

kas.cpp:35:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   35 | main()
      | ^~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 70 ms 196776 KB Output is correct
2 Correct 70 ms 196680 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 76 ms 196736 KB Output is correct
2 Correct 70 ms 196676 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 70 ms 196712 KB Output is correct
2 Correct 70 ms 196764 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 72 ms 196888 KB Output is correct
2 Correct 69 ms 196676 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 75 ms 196888 KB Output is correct
2 Correct 74 ms 196724 KB Output is correct

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 71 ms 196740 KB Output is correct
2 Correct 68 ms 196744 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 70 ms 196676 KB Output is correct
2 Correct 72 ms 196740 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 133 ms 196740 KB Output is correct
2 Correct 93 ms 196796 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 140 ms 196804 KB Output is correct
2 Correct 183 ms 196708 KB Output is correct

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 250 ms 196820 KB Output is correct
2 Correct 408 ms 196788 KB Output is correct