Compilare: main.cpp: In function 'void recon0(bool)': main.cpp:45:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | for(int i = 0; i < bl[0].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:47:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | for(int i = 0; i < bc[0].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:52:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(int i = 0; i < gl[0].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:54:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 54 | for(int i = 0; i < gc[0].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp: In function 'void recon1(bool)': main.cpp:77:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | for(int i = 0; i < bl[0].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:79:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 79 | for(int i = 0; i < bc[0].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:84:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(int i = 0; i < gl[0].size(); i++) | ~~^~~~~~~~~~~~~~ main.cpp:86:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 86 | for(int i = 0; i < gc[0].size(); i++) | ~~^~~~~~~~~~~~~~