Program using do while loop

do while:
if we are using do while loop,body of loop is executed atleast once time even the conditon is false
for example:
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#include<iostream.h>
#include<conio.h>
// Program using do while loop
int main()
{
  int x;
  clrscr();
  x = 0;
  do {
    // "Hello, world!" is printed at least one time
    //  even though the condition is false
    cout<<"Hello, world!\n";
  } while ( x != 0 );
 
}
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