oj.uz

Submission #90894

# Submission time Handle Problem Language Result Execution time Memory
90894 2018-12-25T06:28:53 Z Hideo Trading (IZhO13_trading) C++14
100 / 100
 250 ms 11496 KB 
#include <bits/stdc++.h>
using namespace std;
#define mk make_pair
#define pb push_back

const int N = 3e5 + 7;
const int INF = 1e9 + 7;

int lar[N], rar[N], xar[N], ans[N];
int t[4 * N];
int n, m, cx, id;

vector < pair < int , int > > v;

void upd (int v, int l, int r, int ql, int qr){
    if (t[v] == r - l + 1 || (qr < l || r < ql))
        return;
    else if (r == l){
        ans[l] = cx + l;
        t[v] = 1;
        return;
    }
    int mid = (l + r) / 2;
    upd(v + v, l, mid, ql, qr);
    upd(v + v + 1, mid + 1, r, ql, qr);
    t[v] = t[v + v] + t[v + v + 1];
}

main(){
    cin >> n >> m;
    for (int i = 1; i <= m; i++){
        scanf("%d%d%d", &lar[i], &rar[i], &xar[i]);
        v.pb(mk(xar[i] - lar[i], i));
    }
    sort (v.begin(), v.end());
    while (!v.empty()){
        id = v.back().second, cx = v.back().first;
        v.pop_back();
        upd(1, 1, n, lar[id], rar[id]);
    }
    for (int i = 1; i <= n; i++){
        printf("%d ", ans[i]);
    }
}

Compilation message

trading.cpp:29:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^
trading.cpp: In function 'int main()':
trading.cpp:32:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d%d", &lar[i], &rar[i], &xar[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 452 KB Output is correct
3 Correct 2 ms 452 KB Output is correct
4 Correct 2 ms 452 KB Output is correct
5 Correct 2 ms 544 KB Output is correct
6 Correct 3 ms 620 KB Output is correct
7 Correct 108 ms 6268 KB Output is correct
8 Correct 125 ms 7352 KB Output is correct
9 Correct 123 ms 7352 KB Output is correct
10 Correct 127 ms 7352 KB Output is correct
11 Correct 152 ms 8292 KB Output is correct
12 Correct 181 ms 8292 KB Output is correct
13 Correct 161 ms 8432 KB Output is correct
14 Correct 151 ms 8432 KB Output is correct
15 Correct 188 ms 8816 KB Output is correct
16 Correct 203 ms 8884 KB Output is correct
17 Correct 198 ms 9840 KB Output is correct
18 Correct 217 ms 11128 KB Output is correct
19 Correct 193 ms 11128 KB Output is correct
20 Correct 250 ms 11496 KB Output is correct