Compilare: main.cpp: In function 'void augment(int64_t&, int)': main.cpp:73:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 73 | for (int i = 0; i < aps[val].size(); i++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp:83:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 83 | for (int i = 0; i < aps[val].size(); i++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp:86:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 86 | if (i+1<aps[val].size()) { | ~~~^~~~~~~~~~~~~~~~