Submission

PPPTPTTTTT

Score: 40

User: KuyHeeTad

Problemset: J.Nine Khanaphat

Language: c

Time: 1.079 second

Submitted On: 2024-10-14 03:41:37

#include <stdio.h>

int main (){
	long long int i,A=0,B=0;
	int count=0;
	scanf("%lld %lld", &A, &B);
	
	for (i = A;i <= B;i++){
	
	long long int num = i; 
	while(num >0){
		if((num % 10) == 9){
			count++;
			
		}
		num /= 10;
		}
	
	}
	printf("%d",count);
	
}