Submission #250584

#	Time	Username	Problem	Language	Result	Execution time	Memory
250584		REALITYNB	Trol (COCI19_trol)	C++14	20 / 50	1096 ms	376 KiB

trol

#include <bits/stdc++.h> 
#define endl '\n'
using namespace std ; 
int countt(int x ){
	int sum = 0 ; 
	while(x){
		sum += x%10 ; 
		x/=10 ; 
	}
	if(sum<10) return sum ; 
	return countt(sum) ; 
}
int main(){
	int q ; 
	cin>> q ; 
	while(q--){
		int l ,r ;  
		cin>>l>>r ; 
		int sum = 0 ;
		for(int i=l;i<=r;i++){
			sum += countt(i) ; 
		}  
		cout << sum << endl ; 
	}
	return 0 ; 
}

• Subtask 1: 20 / 50