Submission #651223

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
651223	2022-10-18 03:15:11	alexccc	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++14	17 / 100	551 ms	6368 KiB

sortbooks

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#include <bits/stdc++.h> 
#pragma GCC optimize("Ofast")
using namespace std;
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    if(n <= 5000 && m <= 5000){
        vector<long long> w(n + 1);
        for(int i = 1; i <= n; i ++) cin >> w[i];
        int l, r, k;
        for(int i = 0; i < m; i ++){
            cin >> l >> r >> k;
            long long mx = w[l];
            int check = 1;
            for(int j = l; j <= r; j ++){
                if(w[j] < mx && mx + w[j] > k){
                    check = 0;
                    break;
                }
                mx = max(mx,w[j]);
            }
            if(check==0)putchar('0');
            else putchar('1');
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

sortbooks.cpp: In function 'int main()':
sortbooks.cpp:50:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |             if(ind != sub.size() && r<=sub[ind + 1].second){
      |                ~~~~^~~~~~~~~~~~~
sortbooks.cpp:34:14: warning: unused variable 'flag' [-Wunused-variable]
   34 |         bool flag = true;
      |              ^~~~
sortbooks.cpp:35:13: warning: unused variable 'pre' [-Wunused-variable]
   35 |         int pre = 0;
      |             ^~~
sortbooks.cpp:46:19: warning: unused variable 'sz' [-Wunused-variable]
   46 |         int l,r,k,sz=sub.size();
      |                   ^~

• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 0 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 30
• Subtask 6: 0 / 23