View Compilation Error

0_0_19898212_3397.cpp: In function 'void solve(int, int)':
0_0_19898212_3397.cpp:46:14: error: expected primary-expression at end of input
     while(r-l%
              ^
0_0_19898212_3397.cpp:46:14: error: expected ')' at end of input
0_0_19898212_3397.cpp:46:14: error: expected statement at end of input
0_0_19898212_3397.cpp:46:14: error: expected '}' at end of input