Submission #923343

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
923343	2024-02-07 06:44:47	Amirreza_Fakhri	Examination (JOI19_examination)	C++17	100 / 100	395 ms	26944 KiB

examination

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// In the name of the God
#include <bits/stdc++.h>
#define ll long long
// #define int long long
#define pb push_back
#define F first
#define S second
#define mp make_pair
#define pii pair <int, int>
#define smin(x, y) (x) = min((x), (y))
#define smax(x, y) (x) = max((x), (y))
#define all(x) (x).begin(), (x).end()
using namespace std;
const int inf = 1e9+7;
const int mod = 998244353;
const int maxn = 1e5+5;
int n, q, ans[maxn];
vector <vector <int> > fen[2];
vector <int> a;
vector <pair <int, pii> > vec;
vector <pair <pii, pii> > qs;
void upd3(int i, int j) {
    // cout << i << ' ' << j << ' ' << fen[0][i-1].size() << '\n';
    for (j = fen[0][i-1].size()-j; j <= fen[0][i-1].size(); j += j&-j) {
        // assert(j < 0);
        fen[1][i-1][j-1]++;
    }
 
 
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Compilation message (stderr)

examination.cpp: In function 'void upd3(int, int)':
examination.cpp:27:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |     for (j = fen[0][i-1].size()-j; j <= fen[0][i-1].size(); j += j&-j) {
      |                                    ~~^~~~~~~~~~~~~~~~~~~~~
examination.cpp: In function 'void upd1(int, int)':
examination.cpp:34:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |     for (i = fen[0].size()-i; i <= fen[0].size(); i += i&-i) fen[0][i-1].pb(x);
      |                               ~~^~~~~~~~~~~~~~~~
examination.cpp: In function 'void upd2(int, int)':
examination.cpp:38:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |     for (i = fen[0].size()-i; i <= fen[0].size(); i += i&-i) {
      |                               ~~^~~~~~~~~~~~~~~~
examination.cpp: In function 'int32_t main()':
examination.cpp:75:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   75 |     for (int i = 0; i < fen[0].size(); i++) {
      |                     ~~^~~~~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 20 / 20
• Subtask 3: 21 / 21
• Subtask 4: 57 / 57