Compilare: main.cpp: In function 'int main()': main.cpp:31:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 31 | for (size_t i = 1; i <= p; i++) | ~~^~~~ main.cpp:34:30: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 34 | for (size_t j = 2; j <= n; j++) | ~~^~~~ main.cpp:47:22: warning: comparison of integer expressions of different signedness: 'std::vector<std::tuple<int, int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 47 | if (c.size() < n+1) | ~~~~~~~~~^~~~~