Borderou de evaluare (job #748766)

Compilare: main.cpp: In function 'std::vector<int> pf(std::vector<std::vector<int> >)': main.cpp:25:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 25 | while (i < a.size() - 1 || j < a[0].size() - 1) { | ~~^~~~~~~~~~~~~~ main.cpp:25:32: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 25 | while (i < a.size() - 1 || j < a[0].size() - 1) { | ~~^~~~~~~~~~~~~~~~~ main.cpp:26:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 26 | if (j + 1 < a[0].size() && i + 1 < a.size()) { | ~~~~~~^~~~~~~~~~~~~ main.cpp:26:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 26 | if (j + 1 < a[0].size() && i + 1 < a.size()) { | ~~~~~~^~~~~~~~~~ main.cpp:34:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 34 | } else if (j + 1 < a[0].size()) { | ~~~~~~^~~~~~~~~~~~~ main.cpp:37:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 37 | } else if (i + 1 < a.size()) { | ~~~~~~^~~~~~~~~~ main.cpp: In function 'int ps(std::vector<int>)': main.cpp:47:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 47 | for (int i = 0; i < L.size(); i++) { | ~~^~~~~~~~~~