Compilare: main.cpp: In function 'int main()': main.cpp:76:27: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 76 | for (int j = 0; j < strlen(s); ++j) { | ~~^~~~~~~~~~~ main.cpp:84:27: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 84 | for (int j = 0; j < strlen(s); ++j) { | ~~^~~~~~~~~~~