Compilare: main.cpp: In constructor 'Object::Object(int, int, int)': main.cpp:10:7: warning: 'Object::dist' will be initialized after [-Wreorder] int dist; ^~~~ main.cpp:9:7: warning: 'int Object::x' [-Wreorder] int x, y; ^ main.cpp:14:3: warning: when initialized here [-Wreorder] Object(int dist, int x, int y): ^~~~~~ main.cpp: In function 'int main()': main.cpp:84:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index < s.size(); ++index) ~~~~~~^~~~~~~~~~ main.cpp:90:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int len = 1; len <= s.size(); ++len) { ~~~~^~~~~~~~~~~ main.cpp:91:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int index = 0; index + len - 1 < s.size(); ++index) { ~~~~~~~~~~~~~~~~^~~~~~~~~~