/in/foo.cc: In function 'void ycl()':
/in/foo.cc:12:14: warning: array subscript has type 'char' [-Wchar-subscripts]
   if(!bj[a[i]]){
              ^
/in/foo.cc:14:11: warning: array subscript has type 'char' [-Wchar-subscripts]
    bj[a[i]]=1; 
           ^
/in/foo.cc:16:14: warning: array subscript has type 'char' [-Wchar-subscripts]
   if(!bj[b[i]]){
              ^
/in/foo.cc:18:11: warning: array subscript has type 'char' [-Wchar-subscripts]
    bj[b[i]]=1; 
           ^
/in/foo.cc:20:14: warning: array subscript has type 'char' [-Wchar-subscripts]
   if(!bj[c[i]]){
              ^
/in/foo.cc:22:11: warning: array subscript has type 'char' [-Wchar-subscripts]
    bj[c[i]]=1; 
           ^
/in/foo.cc: In function 'bool DA()':
/in/foo.cc:33:17: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((jw+JG[a[i]]+JG[b[i]])%n!=JG[c[i]]) return 0;
                 ^
/in/foo.cc:33:26: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((jw+JG[a[i]]+JG[b[i]])%n!=JG[c[i]]) return 0;
                          ^
/in/foo.cc:33:39: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((jw+JG[a[i]]+JG[b[i]])%n!=JG[c[i]]) return 0;
                                       ^
/in/foo.cc:34:17: warning: array subscript has type 'char' [-Wchar-subscripts]
   jw=(jw+JG[a[i]]+JG[b[i]])/n;
                 ^
/in/foo.cc:34:26: warning: array subscript has type 'char' [-Wchar-subscripts]
   jw=(jw+JG[a[i]]+JG[b[i]])/n;
                          ^
/in/foo.cc: In function 'bool check()':
/in/foo.cc:41:13: warning: array subscript has type 'char' [-Wchar-subscripts]
   if(JG[a[i]]==-1||JG[b[i]]==-1||JG[c[i]]==-1) continue;
             ^
/in/foo.cc:41:27: warning: array subscript has type 'char' [-Wchar-subscripts]
   if(JG[a[i]]==-1||JG[b[i]]==-1||JG[c[i]]==-1) continue;
                           ^
/in/foo.cc:41:41: warning: array subscript has type 'char' [-Wchar-subscripts]
   if(JG[a[i]]==-1||JG[b[i]]==-1||JG[c[i]]==-1) continue;
                                         ^
/in/foo.cc:42:14: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((JG[a[i]]+JG[b[i]])%n!=JG[c[i]]&&(JG[a[i]]+JG[b[i]]+1)%n!=JG[c[i]]) return 0;
              ^
/in/foo.cc:42:23: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((JG[a[i]]+JG[b[i]])%n!=JG[c[i]]&&(JG[a[i]]+JG[b[i]]+1)%n!=JG[c[i]]) return 0;
                       ^
/in/foo.cc:42:36: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((JG[a[i]]+JG[b[i]])%n!=JG[c[i]]&&(JG[a[i]]+JG[b[i]]+1)%n!=JG[c[i]]) return 0;
                                    ^
/in/foo.cc:42:47: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((JG[a[i]]+JG[b[i]])%n!=JG[c[i]]&&(JG[a[i]]+JG[b[i]]+1)%n!=JG[c[i]]) return 0;
                                               ^
/in/foo.cc:42:56: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((JG[a[i]]+JG[b[i]])%n!=JG[c[i]]&&(JG[a[i]]+JG[b[i]]+1)%n!=JG[c[i]]) return 0;
                                                        ^
/in/foo.cc:42:71: warning: array subscript has type 'char' [-Wchar-subscripts]
   if((JG[a[i]]+JG[b[i]])%n!=JG[c[i]]&&(JG[a[i]]+JG[b[i]]+1)%n!=JG[c[i]]) return 0;
                                                                       ^
/in/foo.cc: In function 'void DFS(int)':
/in/foo.cc:57:14: warning: array subscript has type 'char' [-Wchar-subscripts]
    JG[SXB[WZ]]=i;
              ^
/in/foo.cc:61:23: warning: array subscript has type 'char' [-Wchar-subscripts]
             JG[SXB[WZ]]=-1; 
                       ^