Compilare: main.cpp: In function 'int main()': main.cpp:166:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 166 | for(int j=0;j+1<poz[i].size();++j) r[poz[i][j]]=min(r[poz[i][j]],poz[i][j+1]-1); | ~~~^~~~~~~~~~~~~~ main.cpp:167:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 167 | for(int j=1;j+1<poz[i].size();++j) | ~~~^~~~~~~~~~~~~~