Mã chấm: 272101
Main.cc: In function ‘int main()’: Main.cc:10:21: warning: format ‘%d’ expects a matching ‘int*’ argument [-Wformat=] scanf("%d %d %d"); ^ Main.cc:10:21: warning: format ‘%d’ expects a matching ‘int*’ argument [-Wformat=] Main.cc:10:21: warning: format ‘%d’ expects a matching ‘int*’ argument [-Wformat=] Main.cc:12:21: error: ‘a’ was not declared in this scope scanf("%d",&a[i]); ^ Main.cc:16:12: error: ‘a’ was not declared in this scope if(a[i]==0){ ^ Main.cc:21:12: error: ‘a’ was not declared in this scope if(a[i]==0){ ^ Main.cc:7:9: warning: unused variable ‘c’ [-Wunused-variable] int n,c,b; ^ Main.cc:7:11: warning: unused variable ‘b’ [-Wunused-variable] int n,c,b; ^ Main.cc:10:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d"); ~~~~~^~~~~~~~~~~~