Submission #1230282

#	Time	Username	Problem	Language	Result	Execution time	Memory
1230282		PlayVoltz	Trol (COCI19_trol)	C++20	50 / 50	1 ms	328 KiB

trol

#include <cstdio>
#include <stdio.h>
#include <stdbool.h>
#include <iostream>
#include <map>
#include <vector>
#include <climits>
#include <stack>
#include <string>
#include <queue>
#include <algorithm>
#include <set>
#include <unordered_set>
#include <unordered_map>
#include <cmath>
#include <cctype>
#include <bitset>
#include <iomanip>
#include <cstring>
#include <numeric>
#include <cassert>
#include <random>
#include <chrono>
#include <fstream>
using namespace std;

#define int long long
#define pii pair<int, int>
#define mp make_pair
#define pb push_back
#define fi first
#define se second

int32_t main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	int t, a, b;
	cin>>t;
	while (t--){
		cin>>a>>b;
		int ans=45*(b/9-(a+8)/9)+9;
		for (int i=a; i<=((a+8)/9)*9; ++i)ans+=i%9?i%9:0;
		for (int i=(b/9*9); i<=b; ++i)ans+=i%9?i%9:0;
		cout<<ans<<"\n";
	}
}

• Subtask 1: 50 / 50