Mã chấm: 15557

Main.c: In function ‘main’:
Main.c:20:40: error: expected ‘)’ before ‘;’ token
   printf("%d", a[pmax + 1] - a[pmax -1];
                                        ^
Main.c:21:1: error: expected ‘;’ before ‘}’ token
 }
 ^
Main.c:6:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &n);
   ^~~~~~~~~~~~~~~
Main.c:10:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &a[i]);
     ^~~~~~~~~~~~~~~~~~