Compilare: main.cpp: In function 'void citire()': main.cpp:28:22: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 28 | for(int i=0;i<strlen(s);i++){ | ~^~~~~~~~~~ main.cpp: In function 'void apm()': main.cpp:78:22: warning: comparison of integer expressions of different signedness: 'std::vector<muchie>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 78 | if(sol.size()==n-1) | ~~~~~~~~~~^~~~~