Start: Jul, 01, 2019 08:30:00
2019年度暑期短学期第四天
End: Jul, 01, 2019 11:30:00
Time elapsed:
Time remaining:

Problem_ID: D
Result: Accepted
Time: 5ms
Memory: 1120kB
Author: 2018212212052
In contest: 1277

#include<stdio.h> 
int main(){
 int a,b,c,n; 
while(scanf("%d",&n)!=EOF) { 
a=0,b=0;
 while(n--) {
 scanf("%d",&c); 
a+=c<0?c:c/2;
 b+=a<0?1:0; }
printf("%d\n",b); }
 }