Submission #8841

#	Time	Username	Problem	Language	Result	Execution time	Memory
8841		gs13068	N-orthotope (kriii2_N)	C++98	4 / 4	0 ms	1088 KiB

N

#include<cstdio>

int s[2][11];
int e[2][11];

int main()
{
	int i,j,n,t=0;
	scanf("%d",&n);
	for(i=0;i<2;i++)for(j=0;j<n;j++)scanf("%d%d",&s[i][j],&e[i][j]);
    for(j=0;j<n;j++)
	{
		if(s[0][j]<s[1][j])s[0][j]=s[1][j];
		if(e[0][j]>e[1][j])e[0][j]=e[1][j];
		if(s[0][j]>e[0][j])
		{
			puts("-1");
			return 0;
		}
        t+=s[0][j]<e[0][j];
	}
	printf("%d",t);
}

• Subtask 1: 1 / 1
• Subtask 2: 3 / 3