/in/foo.cc: In function 'int dp(int, int, int)':
/in/foo.cc:47:7: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]
     if(i == 0)
       ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:67:18: error: 'assert' was not declared in this scope
     assert(m == 2);
                  ^