Compilare: main.cpp: In function 'void compDp()': main.cpp:93:13: warning: variable 'prv' set but not used [-Wunused-but-set-variable] int prv = 0; ^~~ main.cpp: In function 'int main()': main.cpp:123:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ main.cpp:125:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &v[i]); ^