validate the input
if ( h < 0 or m < 0 or h > 12 or m > 60 ) : NEW_LINE INDENT print ( ' Wrong ▁ input ' ) NEW_LINE DEDENT if ( h == 12 ) : NEW_LINE INDENT h = 0 NEW_LINE DEDENT if ( m == 60 ) : NEW_LINE INDENT m = 0 NEW_LINE h += 1 ; NEW_LINE if ( h > 12 ) : NEW_LINE INDENT h = h - 12 ; NEW_LINE DEDENT DEDENT