oj.uz

Submission #976413

# Submission time Handle Problem Language Result Execution time Memory
976413 2024-05-06T14:36:49 Z vjudge1 Trol (COCI19_trol) C++17
30 / 50
 1 ms 348 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pb push_back
#define pll pair<ll,ll>

const ll MOD=1e9+7;

#define ll int
//#define ll int
//KALAU TAKUT RTE

bool cmp (pair<ll,ll> x, pair<ll,ll>y){
	return x.second < y.second;
}

int calc(ll x, ll y){
	if (y==0) return 0;
	ll ans=(y/9)*45 + ((1+(y%9==0?9:y%9))*(y%9) /2);
	return ans;
}

signed main(){
	ios_base::sync_with_stdio(0); cin.tie(0);
	ll n; cin>>n;
	while(n--){
		ll a,b; cin>>a>>b;
		cout<<calc(1,b) - calc(1,a-1)<<endl;
	}
}

Compilation message

trol.cpp:10: warning: "ll" redefined
   10 | #define ll int
      | 
trol.cpp:4: note: this is the location of the previous definition
    4 | #define ll long long
      |

Subtask #1
30.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB Output isn't correct
4 Correct 0 ms 348 KB Output is correct
5 Incorrect 1 ms 348 KB Output isn't correct