0_0_33159494_30974.cpp: In function 'void update(int, int, int, int)': 0_0_33159494_30974.cpp:39:10: error: expected '}' at end of input if(l==r){ //Ïàµ±Ó ^ 0_0_33159494_30974.cpp:39:10: error: expected '}' at end of input