Compilare: main.cpp: In function 'unsigned int quicksort(int, int)': main.cpp:31:13: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 31 | if(i==k) return v[i]; | ~^~~ main.cpp:32:13: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 32 | if(i>k) | ~^~ main.cpp:34:13: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 34 | if(i<k) | ~^~ main.cpp: In function 'int main()': main.cpp:42:18: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 42 | for(int i=1;i<=n;i++) | ~^~~ main.cpp: In function 'unsigned int quicksort(int, int)': main.cpp:38:1: warning: control reaches end of non-void function [-Wreturn-type] 38 | } | ^