Computer Applications

Give the output of the following Java program snippet based on nested loops:

int i,j;
for (i=0; i<4; i++)
{
for (j=i; j>=0; j--) 
System.out.print(j); 
System.out.println();
}

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For each iteration of outer for loop, inner for loop will iterate from i to 0 printing the above pattern.

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int a,b; 
for (a=1; a<=2; a++)
{
for (b= (64+a); b<=70; b++) 
System.out.print((char) b); 
System.out.println( );
}

int i,j;
first:
for (i=10; i>=5; i--)
{
for (j= 5; j<=i; j++)
{
if (i*j <40)
    continue first; 
System.out.print(j);
}
System.out.println( );
}

int y,p;
for (int x=1; x<=3; x++)
{
for (y=1; y<=2; y++)
{
p = x * y;
System.out.print(p);
}
System.out.println( );
}

int x,y; 
for(x=1; x<=5; x++)
{
for(y=1; y<x; y++)
{
if(x == 4)
    break; 
    System.out.print(y);
}
System.out.println( );
}