Submission #1100609

#	Time	Username	Problem	Language	Result	Execution time	Memory
1100609		tsengang	Sterilizing Spray (JOI15_sterilizing)	C++14	5 / 100	5060 ms	1696 KiB

sterilizing

#include <bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
using namespace std;
int main() {
    ll n,q,k;
    cin >> n >> q >> k;
    ll a[n+2];
    for(ll i = 1; i <= n; i++){
        cin >> a[i];
    }
    while(q--){
        ll s,x,y;
        cin >> s >> x >> y;
        if(s == 1){
            a[x] = y;
        }
        if(s == 2){
            for(ll i = x; i <= y; i++)a[i] /= k;
        }
        if(s == 3){
            ll sum = 0;
            for(ll i = x; i <= y; i++){
                sum+=a[i];
            }
            cout << sum << '\n';
        }
    }
}

• Subtask 1: 5 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 75