Compilare: main.cpp: In function 'int main()': main.cpp:14:30: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 14 | for (size_t i = 1; i <= n; ++i) { | ~~^~~~ main.cpp:15:38: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 15 | for (size_t j = 1; j <= n; ++j) { | ~~^~~~ main.cpp:24:30: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 24 | for (size_t k = 2; k <= n; ++k) { | ~~^~~~ main.cpp:26:38: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 26 | for (size_t i = k; i <= n; ++i) { | ~~^~~~ main.cpp:27:46: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 27 | for (size_t j = k; j <= n; ++j) { | ~~^~~~ main.cpp:33:38: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 33 | for (size_t i = 1; i <= n; ++i) { | ~~^~~~ main.cpp:34:46: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 34 | for (size_t j = 1; j <= n; ++j) { | ~~^~~~