Compilare: main.cpp: In function 'void augment(int64_t&, int)': main.cpp:72:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 72 | for (int i = 0; i < aps[val].size(); i++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp:82:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 82 | for (int i = 0; i < aps[val].size(); i++) { | ~~^~~~~~~~~~~~~~~~~ main.cpp:85:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 85 | if (i+1<aps[val].size()) { | ~~~^~~~~~~~~~~~~~~~