Submission #1000803

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Source Code Expand

#include<cstdio>
#include<algorithm>
#include<cstring>
using namespace std;

int N;
struct node
{
	int x;
	bool flag;
}arr[200001];
bool cmp(node a,node b)
{
	return a.x > b.x;
}
int main()
{
	while(~scanf("%d",&N))
	{
		for(int i=1;i<=N;i++)
		{
			scanf("%d",&arr[i].x);
			arr[i].flag = 0;
		}
		for(int i=N+1;i<=2*N;i++)
		{
			scanf("%d",&arr[i].x);
			arr[i].flag = 1;
		}
		sort(arr+1,arr+1+2*N,cmp);
		int cnt = 0;
		int ans = 1;
		for(int i=1;i<=2*N;i++)
		{
			if(!arr[i].flag)
			{
				cnt++;
			}
			else 
			{
				if(cnt != 0)
				{
					int tmp = 1;
					for(int k=1;k<=cnt;k++)
					{
						tmp *= k;
						tmp %= 1000000000 + 7;
					}
					ans *= tmp;
					ans %= 1000000000 + 7;
				}
				cnt = 0;
			}
		}
		printf("%lld",ans);
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:55:20: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘int’ [-Wformat=]
   printf("%lld",ans);
                    ^
./Main.cpp:22:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d",&arr[i].x);
                         ^
./Main.cpp:27:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d",&arr[i].x);
                         ^

Judge Result