Submission #985343

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
985343	2024-05-17 16:10:14	ParsaGolestani	Street Lamps (APIO19_street_lamps)	C++17	100 / 100	3488 ms	206700 KiB

street_lamps

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#include <iostream>
#include <vector>
#include <set>
#include <algorithm>
using namespace std;
const int N = 300'000;
int n, q, s[N + 10];
int type[N + 10], a[N + 10], b[N + 10];
int ans[N + 10], val[N + 10], typeQuery[N + 10];
int x1[N + 10], x2[N + 10], y1[N + 10], y2[N + 10];
void readInput() {
    cin >> n >> q;
    for (int i = 1; i <= n; i++) {
        char c;
        cin >> c;
        s[i] = (c == '1');
    }
    for (int i = 1; i <= q; i++) {
        string s;
        cin >> s;
        if (s[0] == 't') {
            type[i] = 0;
            cin >> a[i];
        }
        else {
            type[i] = 1;
            cin >> a[i] >> b[i];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

street_lamps.cpp: In member function 'void Fenwick2D::updateRow(int, int, int)':
street_lamps.cpp:71:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |         for (; idx < vals[x].size(); idx += idx & -idx)
      |                ~~~~^~~~~~~~~~~~~~~~
street_lamps.cpp: In member function 'int Fenwick2D::getRow(int, int)':
street_lamps.cpp:116:13: warning: unused variable 't' [-Wunused-variable]
  116 |         int t = idx;
      |             ^

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20