Submission #10168368

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;
typedef long long int lli;

lli n;

int qtdDigits(lli k)
{
	int ans = 0;

	while( k > 0 )
	{
		ans++;
		k /= 10;
	}

	return ans;
}

int main()
{
	scanf("%lld",&n);

	int ans = qtdDigits( n );

	for(lli i = 1 ; i*i <= n ; i++)
		if( n%i == 0 ) ans = min( ans , max( qtdDigits( i ) , qtdDigits( n/i ) ) );

	printf("%d\n",ans);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:23:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld",&n);
                  ^

Judge Result