Main.cc: In function ‘int main()’: Main.cc:5:5: error: expected ‘;’ before ‘printf’ printf("我出生在%d,%d月,我%d岁了",a,b,c); ^~~~~~ Main.cc:4:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d",&a,&b,&c) ~~~~~^~~~~~~~~~~~~~~~~~~~~