Compilare: main.cpp: In function 'int main()': main.cpp:18:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 18 | for (size_t i = 1; i <= p; i++) | ~~^~~~ main.cpp:25:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 25 | for (size_t i = 1; i < p; i++) | ~~^~~ main.cpp:34:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 34 | for (size_t i = 1; i <= p; i++) | ~~^~~~ main.cpp:36:30: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 36 | for (size_t j = 1; j <= n; j++) | ~~^~~~