Submission #703097

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Source Code Expand

#include <cstdio>
#include <cstring>
#include <cmath>
#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <queue>
#include <stack>

using namespace std;

typedef long long int lli;

lli num[1000010];

int main(int argc, char const *argv[])
{
	lli n; int q;
	int a[25];

	scanf("%lld %d ", &n,&q);
	if(n>1000*1000) return 0;

	for (int i = 0; i < q; ++i)
	{
		scanf("%d ",&a[i]);
	}
	for (int i = 1; i <= n; ++i)
	{
		num[i]=i;
	}

	for (int i = 0; i < q; ++i)
	{
		for (int t = 1; t <= n; ++t)
		{
			if(num[t]%a[i]==0) num[t]/=a[i];
		}
	}

	int count=0;
	for (int i = 1; i <= n; ++i)
	{
		if(num[i]==1) count++;
	}
	printf("%d\n",count);
	
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main(int, const char**)’:
./Main.cpp:22:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld %d ", &n,&q);
                          ^
./Main.cpp:27:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d ",&a[i]);
                     ^

Judge Result