Compilare: main.cpp: In function 'bool check(int)': main.cpp:46:13: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 46 | while(i < la) | ~~^~~~ main.cpp: In function 'int main()': main.cpp:79:27: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 79 | for(int i = la - 1; i < lb; i++) | ~~^~~~ main.cpp:97:22: warning: comparison of integer expressions of different signedness: 'int' and 'long long unsigned int' [-Wsign-compare] 97 | for(int i = 0; i < n; i++) | ~~^~~