Submission #2244040

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Source Code Expand

#include<cstdio>
#include<cstring>
#include<cstdlib>
#include<cmath>
#include<iostream>
#include<string>
#include<algorithm>
using namespace std;
int n;
int main()
{
	scanf("%d",&n);
	int a=n/3600,b=(n-a*3600)/60,c=n-(a*3600+b*60);
	if(c<10)
	{
		printf("0%d:",a);
	}
	else
	{
		printf("%d:",a);
	}
	if(c<10)
	{
		printf("0%d:",b);
	}
	else
	{
		printf("%d:",b);
	}
	if(c<10)
	{
		printf("0%d",c);
	}
	else
	{
		printf("%d",c);
	}
	return 0;
}

Submission Info

Compile Error

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

Judge Result