View Compilation Error

0_0_33893389_19197.cpp: In function 'int C(int, int)':
0_0_33893389_19197.cpp:39:18: error: ambiguating new declaration of 'int C(int, int)'
 int C(int n,int m)
                  ^
0_0_33893389_19197.cpp:34:11: note: old declaration 'long long int C(int, int)'
 inline ll C(int n,int m)
           ^