题目

略

AC代码如下

//13:40
#include<cstdio>
int main(){
 	int n,k,ans=0,t,now=0;
 	scanf("%d%d",&n,&k);
 	while(n--){
  		scanf("%d",&t);
  		if(now+t>=k) {
   			ans++;
  	 		now=0;
  		}
  		else now+=t;
 	}
 	if(now>0) ans++;
 	printf("%d",ans);
 	return 0;
}