Submission #9206

#	Time	Username	Problem	Language	Result	Execution time	Memory
9206		corea	Wiring (kriii2_W)	C++14	4 / 4	0 ms	1088 KiB

P

#include <stdio.h>
#include <string.h>


int main() {
	long long N;
	scanf( "%lld", &N );

	if( N & 1 ) {
		printf( "%lld\n", N / 2 );
	} else {
		printf( "%lld\n", N - 1 );
	}
	return 0;
}

• Subtask 1: 1 / 1
• Subtask 2: 3 / 3