View Compilation Error

0_0_33140472_20471.cpp: In function 'void up(int)':
0_0_33140472_20471.cpp:70:19: error: expected ']' at end of input
 #define rs ch[x][1]
                   ^
0_0_33140472_20471.cpp:101:38: note: in expansion of macro 'rs'
             mx[x][k]=max(mx[x][k],mx[rs
                                      ^
0_0_33140472_20471.cpp:70:19: error: expected ')' at end of input
 #define rs ch[x][1]
                   ^
0_0_33140472_20471.cpp:101:38: note: in expansion of macro 'rs'
             mx[x][k]=max(mx[x][k],mx[rs
                                      ^
0_0_33140472_20471.cpp:70:19: error: expected '}' at end of input
 #define rs ch[x][1]
                   ^
0_0_33140472_20471.cpp:101:38: note: in expansion of macro 'rs'
             mx[x][k]=max(mx[x][k],mx[rs
                                      ^
0_0_33140472_20471.cpp:70:19: error: expected '}' at end of input
 #define rs ch[x][1]
                   ^
0_0_33140472_20471.cpp:101:38: note: in expansion of macro 'rs'
             mx[x][k]=max(mx[x][k],mx[rs
                                      ^