Submission #6349251

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> P;
typedef vector<int> VI;
 
template<class T> bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T> bool chmin(T &a, const T &b) { if (a>b) { a=b; return 1; } return 0; }
#define _overload3(_1,_2,_3,name,...) name
#define _rep(i,n) repi(i,0,n)
#define repi(i,a,b) for(int i=int(a);i<int(b);++i)
#define rep(...) _overload3(__VA_ARGS__,repi,_rep,)(__VA_ARGS__)
#define all(x) (x).begin(),(x).end()
const int mod=1e9+7;


int main(){
    int n;cin>>n;
    int p[n];rep(i,n)cin>>p[i];
    int dp[101][10001]={};
    dp[0][0]=1;
    rep(i,n){
        rep(j,10001){
            if(dp[i][j])dp[i+1][j]=1;
            if(j+p[i]<=10000){
                dp[i+1][j+p[i]]=dp[i][j]&1;
            }
        }
    }
    int ans=0;
    rep(i,10001)if(dp[n][i])ans++;
    cout<<ans<<endl;
}

Submission Info

Judge Result