Submission #976646

#	Time	Username	Problem	Language	Result	Execution time	Memory
976646		vjudge1	Trol (COCI19_trol)	C++17	30 / 50	1067 ms	348 KiB

trol

#include<bits/stdc++.h>
#define ll long long
using namespace std;

int main(){
    ll q; cin>>q;
    for(ll i=1; i<=q; i++){
        ll L,R;
        cin>>L>>R;
        ll ans=0;
        for(ll i=L; i<=R; i++){
            if(i%9==0){
                ans+=9;
            }else{
                ans+=i%9;
            }
        }
        cout<<ans<<endl;
    }
}

• Subtask 1: 30 / 50