Submission #527061

#	Time	Username	Problem	Language	Result	Execution time	Memory
527061		LucaDantas	Strange Device (APIO19_strange_device)	C++17	10 / 100	5089 ms	524292 KiB

strange_device

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

set<pair<long long,long long>> mark;

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

Compilation message (stderr)

strange_device.cpp: In function 'int main()':
strange_device.cpp:8:26: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |  long long n, A, B; scanf("%lld %lld %lld", &n, &A, &B);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
strange_device.cpp:10:24: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |   long long l, r; scanf("%lld %lld", &l, &r);
      |                   ~~~~~^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 5
• Subtask 5: 0 / 5
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20
• Subtask 8: 0 / 30