Eroare de compilare: user.cpp: In function ‘long long int c2()’: user.cpp:56:41: error: too many arguments to function ‘void rid_log()’ sol = (sol*((rid_log(d[i],a[i]+1) - 1) * inv_mod(d[i]-1) % MOD) ) %MOD; ^ user.cpp:49:13: note: declared here inline void rid_log(); ^ user.cpp:56:45: error: invalid operands of types ‘void’ and ‘int’ to binary ‘operator-’ sol = (sol*((rid_log(d[i],a[i]+1) - 1) * inv_mod(d[i]-1) % MOD) ) %MOD; ^ user.cpp:56:64: error: too many arguments to function ‘void inv_mod()’ sol = (sol*((rid_log(d[i],a[i]+1) - 1) * inv_mod(d[i]-1) % MOD) ) %MOD; ^ user.cpp:50:13: note: declared here inline void inv_mod(); ^ user.cpp:57:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: At global scope: user.cpp:49:13: warning: inline function ‘void rid_log()’ used but never defined [enabled by default] inline void rid_log(); ^ user.cpp:50:13: warning: inline function ‘void inv_mod()’ used but never defined [enabled by default] inline void inv_mod(); ^