Compilare: main.cpp: In function 'void top_sort()': main.cpp:32:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | while(p1 < vl[nod].size() && p2 < vl[i.first].size() && p.size() < k){ | ~~~^~~~~~~~~~~~~~~~ main.cpp:32:45: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | while(p1 < vl[nod].size() && p2 < vl[i.first].size() && p.size() < k){ | ~~~^~~~~~~~~~~~~~~~~~~~ main.cpp:32:78: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 32 | while(p1 < vl[nod].size() && p2 < vl[i.first].size() && p.size() < k){ | ~~~~~~~~~^~~ main.cpp:41:28: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 41 | while(p.size() < k && p1 < vl[nod].size()){ | ~~~~~~~~~^~~ main.cpp:41:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | while(p.size() < k && p1 < vl[nod].size()){ | ~~~^~~~~~~~~~~~~~~~ main.cpp:44:28: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 44 | while(p.size() < k && p2 < vl[i.first].size()){ | ~~~~~~~~~^~~ main.cpp:44:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 44 | while(p.size() < k && p2 < vl[i.first].size()){ | ~~~^~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/12.2.1/cassert:44, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:33, from main.cpp:1: main.cpp: In function 'int main()': main.cpp:72:25: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 72 | assert(vl[n].size() == k); | ~~~~~~~~~~~~~^~~~