Submission #1357940

#	Time	Username	Problem	Language	Result	Execution time	Memory
1357940		naneosmic	Legendary Dango Eater (JOI26_dango)	C++20	0 / 100	704 ms	4164 KiB

Main

#include <bits/stdc++.h>
#define int long long
#define endl '\n'
using namespace std;
int k;
void solve(){
    int n,q;
    cin>>n>>q>>k;
    vector<int>v(n);
    for(int i=0;i<n;i++){
        cin>>v[i];
    }
    if(n%2!=0){
        v.push_back(0);
        n++;
    }
    for(int i=0;i<q;i++){
        int l,r;
        cin>>l>>r;
        l--;
        r--;
        if(l%2!=0)l++;
        if(r%2==0)r++;
        int curr=0;
        int ans=0;
        for(int i=l;i<=r;i++){
            if(i%2==0){
                curr+=v[i];
            }else{
                curr-=v[i];
            }
            curr=max(curr,0LL);
            ans+=curr/k;
            curr%=k;
        }
        cout<<ans<<endl;
    }
}
signed main(){
    cin.tie(0);
    ios::sync_with_stdio(false);
    int t=1;
    cin>>t;
    while(t--)solve();
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 6
• Subtask 2: 0 / 5
• Subtask 3: 0 / 18
• Subtask 4: 0 / 27
• Subtask 5: 0 / 17
• Subtask 6: 0 / 27