// An input stream of characters is copied from standard input
// to a stream of characters on standard output until the character 
// 'f' is encountered.

.method newline			// int newline()
.define nl = 10			// {
.define OBJREF = 44
        bipush OBJREF
        bipush nl
        invokevirtual putchar	// putchar(nl);	
	ireturn			// return nl;
				// }

.method main			// int main(){                  
.locals 1			// int c;
.define c = 1
.define asciif = 102
.define OBJREF = 44
  
        bipush OBJREF
	invokevirtual getchar
        istore c		// c = getchar();
while:	
	iload  c		// while ( c!='f') {
        bipush asciif
        isub
        ifeq end_while
        bipush OBJREF
        iload  c
        invokevirtual putchar	//    putchar(c);
        pop
// discard return value
        bipush OBJREF
	invokevirtual getchar
        istore c		//    c = getchar();
        goto while		// }
end_while:
        bipush OBJREF
        invokevirtual newline	// newline();
        pop
	iload c
	ireturn			// return c;
				// }