Compilare: main.cpp: In function 'int main()': main.cpp:15:21: warning: unused variable 'i' [-Wunused-variable] 15 | long long int n,i,s=0,k,x,y; | ^ main.cpp:15:23: warning: unused variable 's' [-Wunused-variable] 15 | long long int n,i,s=0,k,x,y; | ^ main.cpp:33:13: warning: 'y' may be used uninitialized [-Wmaybe-uninitialized] 33 | fout<<(y*x*k)%p; | ~^~ main.cpp:15:31: note: 'y' was declared here 15 | long long int n,i,s=0,k,x,y; | ^ main.cpp:33:13: warning: 'x' may be used uninitialized [-Wmaybe-uninitialized] 33 | fout<<(y*x*k)%p; | ~^~ main.cpp:15:29: note: 'x' was declared here 15 | long long int n,i,s=0,k,x,y; | ^ main.cpp:33:15: warning: 'k' may be used uninitialized [-Wmaybe-uninitialized] 33 | fout<<(y*x*k)%p; | ~~~~^~~ main.cpp:15:27: note: 'k' was declared here 15 | long long int n,i,s=0,k,x,y; | ^