Submission #527058

#	Time	Username	Problem	Language	Result	Execution time	Memory
527058		LucaDantas	Street Lamps (APIO19_street_lamps)	C++17	0 / 100	1 ms	296 KiB

street_lamps

// só pra não zerar, não aguento mais pensar depois do sofrimento do p2
#include <bits/stdc++.h>
using namespace std;

set<pair<int,int>> mark;

int main() {
	int n, A, B; scanf("%d %d %d", &n, &A, &B);
	for(int i = 0; i < n; i++) {
		int l, r; scanf("%d %d", &l, &r);
		for(int t = l; t <= r; t++)
			mark.insert({(t + t/B) % A, t % B});
	}
	printf("%ld\n", mark.size());
}

Compilation message (stderr)

street_lamps.cpp: In function 'int main()':
street_lamps.cpp:8:20: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |  int n, A, B; scanf("%d %d %d", &n, &A, &B);
      |               ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
street_lamps.cpp:10:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |   int l, r; scanf("%d %d", &l, &r);
      |             ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20