foo.c: In function 'Good':
foo.c:5:15: warning: unused variable 'j' [-Wunused-variable]
    5 |         int i,j =0,c=0,la = strlen(a), lb = strlen(b);
      |               ^
foo.c:5:13: warning: unused variable 'i' [-Wunused-variable]
    5 |         int i,j =0,c=0,la = strlen(a), lb = strlen(b);
      |             ^

[Hydro](https://hydro.ac)提供评测服务