Compilare: main.cpp: In function 'int ver(long long unsigned int, long long unsigned int, long long unsigned int, long long unsigned int*)': main.cpp:12:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=2;i<=n;i++) ~^~~ main.cpp:20:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(s>m) ~^~ main.cpp: In function 'int main()': main.cpp:32:56: warning: unused variable 'sol' [-Wunused-variable] unsigned long long int n,m,b,c,v[100010],x,y,a,med,sol; ^~~