Submission #525117

#	Time	Username	Problem	Language	Result	Execution time	Memory
525117		ali22413836	Coins (BOI06_coins)	C++14	60 / 100	39 ms	6524 KiB

coins

#include <bits/stdc++.h>
#define  endl "\n"
using namespace std ;
typedef long long ll;
typedef long double ld ;
const int N=2e7;
const ll inf=1e18 ;
const ll mod = 1e9 + 7 ;
ll mypower(ll x, ll y){
    if(y == 0) return 1 ;
    if(y == 1) return x ;
    ll ret = mypower(x , y / 2);
    ret = (ret * ret) % mod;
    if(y % 2) ret = ( ret * x ) % mod ;
    return ret ;
}
ll n , k , a[200009] ;
bool vis[200009] ;
int main(){
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    cin >> n >> k ;
    for(int i = 0 ; i < n ;i++){
        cin >> a[i] >> vis[i] ;
    }
    a[n] = k + 1 ;
    ll sum = 0 , ans = 0 ;
    for(int i = 0 ; i  < n ; i++){
        if(vis[i] == 0 && sum + a[i] < a[i + 1]){
            ans++ , sum += a[i] ;
        }
    }
    if(!sum)
        sum = 1 ;
    cout << ans << endl;
    cout << k - sum << endl ;
    return 0 ;
}

• Subtask 1: 60 / 100