0_0_2945988_15024.cpp: In function `bool calc(int, int, int, int, int&, int&)':
0_0_2945988_15024.cpp:20: error: `abs' undeclared (first use this function)
0_0_2945988_15024.cpp:20: error: (Each undeclared identifier is reported only once for each function it appears in.)
|