Compilare: main.cpp: In function 'void init_dp()': main.cpp:58:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 58 | for (size_t i = 2; i <= no_levels; i++) | ~~^~~~~~~~~~~~ main.cpp: In function 'void get_min_val()': main.cpp:69:26: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 69 | for (size_t i = 1; i <= dim_last_level; i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:70:30: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 70 | for (size_t j = 1; j <= dim_last_level; j++) | ~~^~~~~~~~~~~~~~~~~