Compilare: main.cpp: In function 'int main()': main.cpp:66:42: warning: comparison of integer expressions of different signedness: 'std::vector<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 66 | for (lin = 1; lin <= n && sol.size() < initMatch; ++lin) // Parcurg fiecare linie | ~~~~~~~~~~~^~~~~~~~~~~ main.cpp:70:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | if (nPairs == initMatch - 1 - sol.size()) // Verific dac eliminarea liniei reduce numrul de cuplaje | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:80:42: warning: comparison of integer expressions of different signedness: 'std::vector<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 80 | for (col = 1; col <= m && sol.size() < initMatch; ++col) // Parcurg fiecare coloan | ~~~~~~~~~~~^~~~~~~~~~~