View Compilation Error

0_0_37911562_22137.cpp: In function 'long long int F(int)':
0_0_37911562_22137.cpp:40:12: error: redefinition of 'long long int F(int)'
 inline int F(signed x){
            ^
0_0_37911562_22137.cpp:33:5: note: 'long long int F(int)' previously defined here
 int F(signed k){
     ^