View Compilation Error

0_0_4842690_30600.cpp:2:20: cstring.h: No such file or directory
0_0_4842690_30600.cpp: In function `int main()':
0_0_4842690_30600.cpp:22: error: `strrev' undeclared (first use this function)
0_0_4842690_30600.cpp:22: error: (Each undeclared identifier is reported only once for each function it appears in.)