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test6064.java
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44 lines (34 loc) · 1.06 KB
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https://www.acmicpc.net/problem/6064s
package org.tryAgain;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;
public class test6064 {
public static void main(String[] args) throws NumberFormatException, IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
int test_case = Integer.parseInt(br.readLine());
while(test_case > 0) {
test_case --;
StringTokenizer st = new StringTokenizer(br.readLine());
int M = Integer.parseInt(st.nextToken());
int N = Integer.parseInt(st.nextToken());
int endX = Integer.parseInt(st.nextToken());
int endY = Integer.parseInt(st.nextToken());
int x=0, y=0, year=0;
while( !(endX == x && endY == y) ) {
year++;
x++;
y++;
if(x > M) x = 1;
if(y > N) y = 1;
//System.out.println("("+x+", "+y+") year="+year );
if(x==1 && y==1 && year > 1) {
year = -1;
break;
}
}
System.out.println(year);
}
}
}