Compilare: main.cpp: In function 'unsigned int upper_bound(int)': main.cpp:16:30: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 16 | if((poz+i) < n && v[poz+i] <= x) | ~~~~~~~~~^~~~ main.cpp: In function 'unsigned int lower_bound(int)': main.cpp:29:30: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 29 | if((poz+i) < n && v[poz+i] < x) | ~~~~~~~~~^~~ main.cpp: In function 'int main()': main.cpp:49:24: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 49 | if(t==0) out<<(v[u-1]==x?u:-1)<<endl; | ~~~~~~^~~ main.cpp:43:18: warning: unused variable 'l' [-Wunused-variable] 43 | int m, t, x, u, l; | ^