Start: Jul, 05, 2019 08:40:00
2019年度暑期短学期达标测试
End: Jul, 05, 2019 11:40:00
Time elapsed:
Time remaining:

Problem_ID: C
Result: Accepted
Time: 5ms
Memory: 1120kB
Author: CT12810701281
In contest: 1281

#include<stdio.h>
int main()
{
	int n,s,i;
	float a,x;
	while(scanf("%d",&n)!=EOF)
	{
		s=0;
		x=0;
		for(i=1;i<=n;i++)
		{
			scanf("%f",&a);
			if(a>0)
				x=x+a/2;
			else
				x=x+a;
			if(x<0)
				s++;
		}
		printf("%d\n",s);
	}
}