Submission #497384

#TimeUsernameProblemLanguageResultExecution timeMemory
497384kinglineHedgehog Daniyar and Algorithms (IZhO19_sortbooks)C++17
8 / 100
3082 ms10832 KiB
/*#pragma GCC optimize("O3")
#pragma GCC target ("avx2")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimize("unroll-loops")*/
#include <bits/stdc++.h>
#pragma GCC optimize ("unroll-loops,Ofast,O3")
#pragma GCC target("avx,avx2,fma")
//#define file(data) freopen(data".in", "r", stdin); freopen(data".out", "w", stdout);
#define pb push_back
//#define ios ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define all(data) data.begin() , data.end()
#define endl '\n'
//freopen("nenokku_easy.in", "r", stdin);
//freopen("nenokku_easy.out", "w", stdout);
#define int long long
#define pii pair < int, int >
#define pll pair < long long, long long >

using namespace std;

typedef long long ll;
const int N = 1e6 + 5;
const int M = 5005;
const int mod = 1e9 + 7;

int n, m, w[N];
/*
pair < int, int > t[N * 4];

pii combine(pii x, pii y) {
    if(x.first >= y.first) return x;
    else return y;
}

void build(int v, int l, int r) {
    if(l == r) {
        t[v] = {a[l], l};
        return;
    }
    int md = (l + r) / 2;
    build(v * 2, l, md);
    build(v * 2 + 1, md + 1, r);
    t[v] = combine(t[v * 2], t[v * 2 + 1]);
}

pii get(int v, int l, int r, int tl, int tr) {
    if(l > r) return {0, 0};
    if(tl <= l && r <= tr) {
        return t[v];
    }
    if(r < tl || tr < l) return {0, 0};
    int md = (l + r) / 2;
    return combine(get(v * 2, l, md, tl, tr),
                   get(v * 2 + 1, md + 1, r, tl, tr));
}*/

main() {
    //file("pieaters");
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin >> n >> m;
    for(int i = 1; i <= n; i++) {
        cin >> w[i];
    }
    //build(1, 1, n);
    for(int i = 1; i <= m; i++) {
        int l, r, k;
        cin >> l >> r >> k;
        //pii gt = get(1, 1, n, l, r);
        bool ok = 1;
        for(int j = l; j <= r; j++) {
            for(int kk = j + 1; kk <= r; kk++) {
                if(w[j] + w[kk] > k && w[j] > w[kk]) {
                    ok = 0;
                    break;
                }
            }
        }
        cout << ok << endl;
    }
}





Compilation message (stderr)

sortbooks.cpp:58:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   58 | main() {
      | ^~~~
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