Submission #83710

#	Time	Username	Problem	Language	Result	Execution time	Memory
83710		mra2322001	Trading (IZhO13_trading)	C++14	100 / 100	287 ms	7112 KiB

trading

#include <bits/stdc++.h>
#define f0(i, n) for(int i(0); i < (n); i++)
#define f1(i, n) for(int i(1); i <= n; i++)

using namespace std;
typedef long long ll;
const int N = 300002;

int n, t[N*4];

void up(int k, int l, int r, int i, int j, int x){
    if(r < i || l > j) return ;
    if(l >= i && r <= j){
        t[k] = max(t[k], l - i + x);
        return ;
    }
    int m = (l + r)/2;
    up(k*2, l, m, i, j, x);
    up(k*2 + 1, m + 1, r, i, j, x);
}

int res= 0 ;
void get1(int k, int l, int r, int i){
    if(l==r){
        res = max(res, t[k]);
        return ;
    }
    if(t[k]) res = max(res, t[k] + i - l);
    int m = (l + r)/2;
    if(i <= m) get1(k*2, l, m, i);
    else get1(k*2 + 1, m + 1, r, i);
}

int main(){
    ios_base::sync_with_stdio(0);

    int q;
    cin >> n >> q;
    while(q--){
        int l, r, x; cin >> l >> r >> x;
        up(1, 1, n, l, r, x);
    }
    f1(i, n) {
        res = 0;
        get1(1, 1, n, i);
        cout << res << " ";
    }
}

• Subtask 1: 100 / 100