Compilare: main.cpp: In function 'int main()': main.cpp:48:20: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 48 | u=l=0,e[1]=s[1]=0,c[0]=1; | ~~~~^~ main.cpp:67:30: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare] 67 | if(g[f[j]].size()>x)x=g[f[j]].size(),y=f[j]; | ~~~~~~~~~~~~~~^~