View Compilation Error

0_0_5294358_28494.cpp:4:16: stdio: No such file or directory
0_0_5294358_28494.cpp:5:17: stdlib: No such file or directory
0_0_5294358_28494.cpp: In function `int main()':
0_0_5294358_28494.cpp:22: error: `strrev' undeclared (first use this function)
0_0_5294358_28494.cpp:22: error: (Each undeclared identifier is reported only once for each function it appears in.)