Submission #1589516

---

Source Code Expand

#include<stdio.h>
#include<string.h>
int n,a;
int main(){
	int i,count=0,res=0;
	scanf("%d",&n);
	for(i=1;i<=n;i++){
		scanf("%d",&a);
		if(a==i)
			count++;
		else{
			res+=(count+1)/2;
			count=0;
		}
	}
	if(count){
		res+=(count+1)/2;
	}
	printf("%d\n",res);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:6:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^
./Main.cpp:8:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a);
                 ^

Judge Result