View Compilation Error

0_0_18518902_12316.cpp: In function 'int main()':
0_0_18518902_12316.cpp:9:32: error: expected ')' before ';' token
     while(scanf("%d%d", &m, &n);
                                ^
0_0_18518902_12316.cpp:16:32: error: 'pow' was not declared in this scope
          even = even + pow(i ,2);
                                ^
0_0_18518902_12316.cpp:18:30: error: 'pow' was not declared in this scope
          odd = odd + pow(i, 3);
                              ^