/in/foo.cc: In function 'int main()':
/in/foo.cc:26:9: warning: unused variable 'T' [-Wunused-variable]
     int T;
         ^
/in/foo.cc:27:14: warning: unused variable 'd' [-Wunused-variable]
  int a,i,b,c,d,f,j,k,l,mi,mx;
              ^
/in/foo.cc:27:16: warning: unused variable 'f' [-Wunused-variable]
  int a,i,b,c,d,f,j,k,l,mi,mx;
                ^
/in/foo.cc:27:20: warning: unused variable 'k' [-Wunused-variable]
  int a,i,b,c,d,f,j,k,l,mi,mx;
                    ^
/in/foo.cc:27:22: warning: unused variable 'l' [-Wunused-variable]
  int a,i,b,c,d,f,j,k,l,mi,mx;
                      ^
/in/foo.cc:27:24: warning: unused variable 'mi' [-Wunused-variable]
  int a,i,b,c,d,f,j,k,l,mi,mx;
                        ^~
/in/foo.cc:27:27: warning: unused variable 'mx' [-Wunused-variable]
  int a,i,b,c,d,f,j,k,l,mi,mx;
                           ^~
/in/foo.cc:28:6: warning: unused variable 'e' [-Wunused-variable]
  int e;
      ^
/in/foo.cc:29:6: warning: unused variable 'dd' [-Wunused-variable]
  shu dd,ff;
      ^~
/in/foo.cc:29:9: warning: unused variable 'ff' [-Wunused-variable]
  shu dd,ff;
         ^~
/in/foo.cc:30:8: warning: unused variable 'z' [-Wunused-variable]
  float z;
        ^