Compilare: main.cpp: In function 'int multi(int)': main.cpp:20:9: warning: unused variable 'minte' [-Wunused-variable] 20 | int minte=0,val; | ^~~~~ main.cpp:44:1: warning: no return statement in function returning non-void [-Wreturn-type] 44 | } | ^ main.cpp: In function 'int add(int, int)': main.cpp:57:1: warning: no return statement in function returning non-void [-Wreturn-type] 57 | } | ^ main.cpp: In function 'int main()': main.cpp:69:13: warning: unused variable 'stele' [-Wunused-variable] 69 | int stele=n+k-1; | ^~~~~ main.cpp:71:19: warning: unused variable 'fact' [-Wunused-variable] 71 | long long fact=1; | ^~~~ main.cpp:60:17: warning: unused variable 'l' [-Wunused-variable] 60 | int n,i,j,k,l,r; | ^