OJ Board

WA WA!! I have read almost the entire forum, but still, I can't get AC. I have tested so many test cases but it's still WA... please help! I have no idea what is wrong now!! :(


import java.io.*;
import java.util.*;

public class Main{

static int row = 0;
static int col = 0;
static char ...

I really don't know how to optimize the code more than this... I got time limit exceeded.. :( .. please help...!!


import java.util.*;
import java.io.*;

public class Main{

public static void main(String[] args){
try{
BufferedReader br = new BufferedReader(new InputStreamReader(System.in ...

oops... sorry.. my clumsy mistake... i submitted the wrong code... now it's correct already.. hehe.. thanks a lot for your help! very appreciate it! Here is the final version of my code...


import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public ...

I have changed my code based on what you suggested but i still got back time limit exceeded.. :( .. i'm stuck now.. please help!!


import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main{

public static int cycle_length(int num){
int ...

This is my new version of the code and i got back Time Limit Exceeded...


import java.util.Scanner;

public class Main{

public static long cycle_length(long num){
long count = 1;

while (num != 1){
if (num%2 == 0){
num = num / 2;
}
else{
num = num * 3 + 1;
}
count++;
}

return ...

I got back Wrong Answer.. I'm not sure if it is that my code is wrong or there is sth wrong with java submission. Totally have no idea! :(


import java.util.Scanner;

public class Main{

public static long cycle_length(long num){
long count = 1;

while (num != 1){
if (num%2 == 0){
num ...

I'm a newbie here.. I have tried 2 questions, the 3n+1 problem and Minesweeper problem. I'm not sure whether my code is wrong or it is java problem, but I always get Runtime Error from the judge. I've looked through the code so many times but I still can't find the reason. Help me pls...!

100 - 3n ...

I don't know why but i got response as Runtime error.. here is my code...


import java.util.Scanner;

class Problem161{

public static long cycle_length(long num){
long count = 1;

while (num != 1){
if (num%2 == 0){
num = num / 2;
}
else{
num = num * 3 + 1;
}
count++;
}

return ...