#include <stdio.h>int main(){ int N,a,i,sum=0,k=1; scanf("%d",&N); for(i=1;i<=N;i++) { scanf("%d",&a); if(a==1) { sum=sum+k; ----------4626 반복문 for 점수계산 k++; } else { k=1; } } printf("%d",sum); return 0;}