View Compilation Error

0_0_32455992_30880.cpp: In function 'int main(int, const char**)':
0_0_32455992_30880.cpp:9:25: error: 'i' was not declared in this scope
         re(1,a.length(),i)
                         ^
0_0_32455992_30880.cpp:9:26: error: 're' was not declared in this scope
         re(1,a.length(),i)
                          ^
0_0_32455992_30880.cpp:15:41: error: 'print' was not declared in this scope
         print(dp[a.length()][b.length()]);
                                         ^