/in/foo.cc: In function 'void inse(int, int, char, int)':
/in/foo.cc:120:6: warning: unused variable 'i' [-Wunused-variable]
  int i,j,k,s,p,q;
      ^
/in/foo.cc:120:8: warning: unused variable 'j' [-Wunused-variable]
  int i,j,k,s,p,q;
        ^
/in/foo.cc:120:12: warning: unused variable 's' [-Wunused-variable]
  int i,j,k,s,p,q;
            ^
/in/foo.cc:120:14: warning: unused variable 'p' [-Wunused-variable]
  int i,j,k,s,p,q;
              ^
/in/foo.cc:120:16: warning: unused variable 'q' [-Wunused-variable]
  int i,j,k,s,p,q;
                ^
/in/foo.cc: In function 'int query(int, int)':
/in/foo.cc:174:12: warning: unused variable 'i' [-Wunused-variable]
  int id,ii,i,j,k2,s,p,q,k,ret=0,ie,dv,ip,ix;
            ^
/in/foo.cc:174:14: warning: unused variable 'j' [-Wunused-variable]
  int id,ii,i,j,k2,s,p,q,k,ret=0,ie,dv,ip,ix;
              ^
/in/foo.cc:174:16: warning: unused variable 'k2' [-Wunused-variable]
  int id,ii,i,j,k2,s,p,q,k,ret=0,ie,dv,ip,ix;
                ^~
/in/foo.cc:174:19: warning: unused variable 's' [-Wunused-variable]
  int id,ii,i,j,k2,s,p,q,k,ret=0,ie,dv,ip,ix;
                   ^
/in/foo.cc:174:21: warning: unused variable 'p' [-Wunused-variable]
  int id,ii,i,j,k2,s,p,q,k,ret=0,ie,dv,ip,ix;
                     ^
/in/foo.cc:174:23: warning: unused variable 'q' [-Wunused-variable]
  int id,ii,i,j,k2,s,p,q,k,ret=0,ie,dv,ip,ix;
                       ^
/in/foo.cc:174:42: warning: unused variable 'ix' [-Wunused-variable]
  int id,ii,i,j,k2,s,p,q,k,ret=0,ie,dv,ip,ix;
                                          ^~
/in/foo.cc: In function 'int main()':
/in/foo.cc:288:8: warning: unused variable 'j' [-Wunused-variable]
  int i,j,flag,x,c,ty,l,r;
        ^