/* package codechef; // don’t place package name! */
import java.util.;
import java.lang.;
import java.io.*;
/* Name of the class has to be “Main” only if the class is public. */
class Codechef
{
public static void main (String[] args) throws java.lang.Exception
{
// your code goes here
try {
Scanner scn = new Scanner(System.in);
int t = scn.nextInt();
while(t--!=0){
int n = scn.nextInt();
int m = scn.nextInt();
int[] freq = new int[3];
char[] colors = new char[3];
freq[0] = scn.nextInt();
colors[0] = 'R';
freq[1] = scn.nextInt();
colors[1] = 'G';
freq[2] = scn.nextInt();
colors[2] = 'B';
for(int i=0;i<2;i++){
for(int j=i;j<2;j++){
if(freq[j]>freq[j+1]){
int temp = freq[j];
char c = colors[j];
freq[j] = freq[j+1];
colors[j] = colors[j+1];
freq[j+1] = temp;
colors[j+1] = c;
}
}
}
boolean level = true;
for(int i=0;i<n;i++){
boolean cell = level;
for(int j=0;j<m;j++){
if(cell && freq[1]!=0){
System.out.print(colors[1]);
freq[1]--;
}
else if(!cell && freq[0]!=0){
System.out.print(colors[0]);
freq[0]--;
}
else{
System.out.print(colors[2]);
}
cell = !cell;
}
level = !level;
System.out.println();
}
}
} catch(Exception e) {
} finally {
}
}
}
Code giving TLE , please help