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: 2018212212024
In contest: 1277

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