Compilare: main.cpp: In function 'void cerinta1()': main.cpp:30:23: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 30 | for(int i=0; i<strlen(aux.c) && !aree; i++) | ~^~~~~~~~~~~~~~ main.cpp: In function 'void cerinta2()': main.cpp:71:23: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 71 | for(int i=0; i<strlen(aux.c); i++) | ~^~~~~~~~~~~~~~ main.cpp:82:22: warning: comparison of integer expressions of different signedness: 'std::vector<muchie>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 82 | if(sol.size()==n-1)return; | ~~~~~~~~~~^~~~~ main.cpp:66:9: warning: unused variable 'x' [-Wunused-variable] 66 | int x, y; | ^ main.cpp:66:12: warning: unused variable 'y' [-Wunused-variable] 66 | int x, y; | ^ main.cpp: In function 'void cerinta3()': main.cpp:100:23: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 100 | for(int i=1; i<=strlen(edge.c); i++) | ~^~~~~~~~~~~~~~~~