Borderou de evaluare (job #660852)

Compilare: main.cpp: In function 'int main()': main.cpp:76:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 76 | while (j < lin[i].size() and ind <= n) | ~~^~~~~~~~~~~~~~~ main.cpp:85:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 85 | if (j < lin[i].size()) | ~~^~~~~~~~~~~~~~~ main.cpp:105:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 105 | while (j < col[i].size() and ind <= n) | ~~^~~~~~~~~~~~~~~ main.cpp:114:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 114 | if (j < col[i].size()) | ~~^~~~~~~~~~~~~~~