View Compilation Error

0_0_2401919_32021.cpp:5: error: `SMAX' was not declared in this scope
0_0_2401919_32021.cpp: In function `int Sort(int)':
0_0_2401919_32021.cpp:12: error: `num' undeclared (first use this function)
0_0_2401919_32021.cpp:12: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2401919_32021.cpp: In function `int main()':
0_0_2401919_32021.cpp:23: error: `SMAX' undeclared (first use this function)
0_0_2401919_32021.cpp:26: error: `strin' undeclared (first use this function)
0_0_2401919_32021.cpp:36: error: `num' undeclared (first use this function)