Submission

Score: 100

User: karnsinee

Problemset: ขายรถยนต์

Language: cpp

Time: 0.047 second

Submitted On: 2025-08-01 20:53:51

#include<stdio.h>
int main(){
	int n;
	scanf("%d",&n);
	int a[n]={0},b[n]={0};
	for(int i=0;i<n;i++){
		scanf("%d%d",&a[i],&b[i]);
	}
	int sum=0.,mx=0;
	for(int i=n-1;i>=0;i--){
			if(mx<b[i]){
				mx=b[i];
			}
			else{
				sum++;
			}
			
			//printf("%d %d\n",mx,b[i]);
	}
		
	
	printf("%d",sum);
}