Compilare: user.cpp: In function ‘int main()’: user.cpp:20:12: warning: unused variable ‘p1’ [-Wunused-variable] double p1,p[25]; ^ user.cpp: In function ‘double comb(int, int)’: user.cpp:11:27: warning: ‘p’ may be used uninitialized in this function [-Wmaybe-uninitialized] for(i=2;i<=k;++i) p/=i; ^ user.cpp: In function ‘int main()’: user.cpp:11:27: warning: ‘p’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:9:12: note: ‘p’ was declared here double p; ^