View Compilation Error

406014_0_0_26667.cpp: In function `int qf(const void*, const void*)':
406014_0_0_26667.cpp:37: error: redefinition of `int qf(const void*, const void*)'
406014_0_0_26667.cpp:4: error: `int qf(const void*, const void*)' previously defined here
406014_0_0_26667.cpp: In function `int main()':
406014_0_0_26667.cpp:41: error: redefinition of `int main()'
406014_0_0_26667.cpp:8: error: `int main()' previously defined here