#include<cstdio>/*
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5 1 2 3 4 5
*/int main(){int n;while(scanf("%d",&n) != EOF){int sum = 0,a;for(int i = 0;i<n;i++){scanf("%d",&a);sum +=a;}printf("%d\n",sum); }return 0;}
#include<cstdio>/*
4 1 2 3 4
5 1 2 3 4 5
*/int main(){int n;while(scanf("%d",&n) != EOF){int sum = 0,a;for(int i = 0;i<n;i++){scanf("%d",&a);sum +=a;}printf("%d\n",sum); }return 0;}