Submission #758864

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
758864	2023-06-15 11:46:38	lukameladze	허수아비 (JOI14_scarecrows)	C++17	100 / 100	1104 ms	34752 KiB

scarecrows

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# include <bits/stdc++.h>
using namespace std;
#define f first
#define s second
// #define int long long
#define pii pair <int, int>
#define pb push_back
const int N = 3e5 + 5;
int t,n;
long long ans;
pii a[N];
map <int, int> mp;
void g(vector <int> v) {
    sort(v.begin(),v.end());
    int cnt = 0;
    for (int i = 0 ; i < v.size(); i++) {
        if (i == 0 || v[i] != v[i - 1]) cnt++, mp[v[i]] = cnt;
    }
}
void comp() {
    vector <int> v;
    for (int i = 1; i <= n; i++) {
        v.pb(a[i].f);
    }
    g(v);
    for (int i = 1; i <= n; i++) {
        a[i].f = mp[a[i].f];
    }
    v.clear();
    for (int i = 1; i <= n; i++) {
 
 
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Compilation message (stderr)

scarecrows.cpp: In function 'void g(std::vector<int>)':
scarecrows.cpp:16:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for (int i = 0 ; i < v.size(); i++) {
      |                      ~~^~~~~~~~~~
scarecrows.cpp: In function 'void solve(int, int)':
scarecrows.cpp:88:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   88 |         while (id < vecri.size() && vecri[id].f <= sth.f) {
      |                ~~~^~~~~~~~~~~~~~
scarecrows.cpp: At global scope:
scarecrows.cpp:101:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  101 | main() {
      | ^~~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 85 / 85