View Compilation Error

0_0_5442086_26222.cpp: In function `int f(int)':
0_0_5442086_26222.cpp:24: error: redefinition of `int f(int)'
0_0_5442086_26222.cpp:3: error: `int f(int)' previously defined here
0_0_5442086_26222.cpp: In function `int main()':
0_0_5442086_26222.cpp:33: error: redefinition of `int main()'
0_0_5442086_26222.cpp:12: error: `int main()' previously defined here