/in/foo.c: In function 'main':
/in/foo.c:6:60: warning: unused variable 'mi' [-Wunused-variable]
     int x,a[100005],j,i=0,k,b[100005],h,max[100005],y,ma=0,mi=0;
                                                            ^~
/in/foo.c:6:55: warning: unused variable 'ma' [-Wunused-variable]
     int x,a[100005],j,i=0,k,b[100005],h,max[100005],y,ma=0,mi=0;
                                                       ^~
/in/foo.c:6:21: warning: unused variable 'j' [-Wunused-variable]
     int x,a[100005],j,i=0,k,b[100005],h,max[100005],y,ma=0,mi=0;
                     ^