Submission #890149

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Source Code Expand

#include <stdio.h>
#include <algorithm>
#include <iostream>
#include <vector>
#include <map>
#include <set>
#include <stdlib.h>
#include <math.h>
#include <time.h>
#include <string.h>
#include <string>
#include <queue>
#include <stack>
using namespace std;
typedef long long int ll;
char s[13];

int main(void)
{
	int i, j;
	scanf("%s",&s[1]);
	for(i=1 ; i<=4 ; i++)
	{
		printf("%c",s[i]);
	}
	printf(" ");
	for(i=5;  i<=12 ; i++)
	{
		printf("%c",s[i]);
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:21:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s",&s[1]);
                   ^

Judge Result