main ( ) { char s1[6] = “abcde ”; int cnt = 0; cnt = cnt_str(s1); \\\\ A printf( “ total characters are %d \\n”, cnt); } int cnt_str(char s1[]); \\\\ B { int cn = 0; while ( (cn < 6) && s1[cn]! = \‘\\0\’) cn++; return(cn); }