View Compilation Error

0_0_33968945_27384.cpp: In function 'void UpdataPoint(ll, ll, ll, ll, ll)':
0_0_33968945_27384.cpp:18:5: error: 'l' was not declared in this scope
  if(l>R||r<L)return ;
     ^
0_0_33968945_27384.cpp:18:10: error: 'r' was not declared in this scope
  if(l>R||r<L)return ;
          ^