Submission #1252972

#	Time	Username	Problem	Language	Result	Execution time	Memory
1252972		cansu_mutlu	Trol (COCI19_trol)	C++20	30 / 50	1095 ms	328 KiB

trol

#include<bits/stdc++.h>
#define  ll long long int 
#define  no cout << "NO" << endl 
#define yes cout << "YES" << endl

using namespace std;
int main()
{
    int t;
    cin >> t;
    while(t--)
    {
        ll l,r,res = 0;
        cin >> l >> r;
        res = (l-r+1)/9;
        l+= res*9;
        res*=45;

        for(;l<=r;l++ )
        {
            if(l%9)
            res+= l%9;
            else 
            res+=9;
        }
        cout << res << endl;
    }
}

• Subtask 1: 30 / 50