Mã chấm: 15255

Main.c: In function ‘main’:
Main.c:6:1: error: expected ‘;’ before ‘}’ token
 }
 ^
Main.c:4:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d", &a, &b,&x);
     ^~~~~~~~~~~~~~~~~~~~~~~~~~