Submission #1072781

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Source Code Expand

#include<stdio.h>
#define N (100010)
typedef long long LL;
int a[N];
char b[N][2];
int n;
int main(){
	scanf("%d",&n);
	for (int i=1;i<n;i++){
		scanf("%d%s",a+i,b[i]);
	}
	scanf("%d",a+n);
	LL ans1=a[1];
	for (int i=1;i<n;i++) ans1+=b[i][0]=='+'?a[i+1]:-a[i+1];
	LL temp=ans1;
	LL cur=a[n],tot=0;
	for (int i=n-1;i;i--){
		if (b[i][0]=='-'){
			temp=temp+a[i+1];
			if (temp-cur+tot>ans1) ans1=temp-cur+tot;
			tot+=cur;
			cur=0;
		}
		else {
			temp=temp-a[i+1];
		}
		cur+=a[i];
	}
	printf("%lld\n",ans1);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^
./Main.cpp:10:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%s",a+i,b[i]);
                         ^
./Main.cpp:12:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",a+n);
                 ^

Judge Result