Compilare: main.cpp: In function 'bool clopotbarbat_ford(db)': main.cpp:33:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | for(int i = 0; i < g.size(); i++) g[i].c -= C; | ~~^~~~~~~~~~ main.cpp:38:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for(int i = 0; i < g.size(); i++){ | ~~^~~~~~~~~~ main.cpp:49:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<muchie>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for(int i = 0; i < g.size(); i++) g[i].c += C; | ~~^~~~~~~~~~