Compilare: main.cpp: In function 'bool subsir(char*, char*)': main.cpp:20:11: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 20 | if (i == strlen(a)) | ~~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:37:30: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 37 | if (strlen(m[i]) > max) | ~~~~~~~~~~~~~^~~~~ main.cpp:39:35: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 39 | else if (strlen(m[i]) == max) | ~~~~~~~~~~~~~^~~~~~