Submission #72354

#	Time	Username	Problem	Language	Result	Execution time	Memory
72354		우리는 진실을 잊고 살잖아~~~ (#118)	Magic Dowsing (FXCUP3_magic)	C++17	0 / 100	2 ms	256 KiB

dowsing

#include "dowsing.h"
//#include <iostream>
//using namespace std;

bool B[101][101];

void FindTreasure(int N) {
	int x, y, cnt=0;
	for (int i=1; i<=N; i++){
		if (Detect(i, i)){
			++cnt;
			if (cnt == 2){
				y=i;
				break;
			}
			x=i;
			continue;
		}
	}
	if (cnt > 0){
		int c;
		if (y != x+1) c = x+1;
		else{
			if (y != N) c = N;
			else c = N-1;
		}	
		if (Detect(x, c)){
			Report(x, y);
			return;
		}
		Report(y, x);
		return;
	}
	cnt=0;
	for (int i=1; i<=49; i++){
		if (Detect(i, 100-i+1)){
			++cnt;
			x = i;
			y = 100-i+1;
			break;
		}
	}
	if (cnt == 0) x = 50, y = 51;
	int c;
	if (y != x+1) c = x+1;
	else{
		if (y != N) c = N;
		else c = N-1;
	}	
	if (Detect(x, c)) Report(x, x);
	else Report(y, y);
	return;
}

Compilation message (stderr)

dowsing.cpp: In function 'void FindTreasure(int)':
dowsing.cpp:24:4: warning: 'y' may be used uninitialized in this function [-Wmaybe-uninitialized]
    if (y != N) c = N;
    ^~

• Subtask 1: 0 / 100