Compilare: main.cpp: In function 'int main()': main.cpp:41:9: warning: unused variable 'nod' [-Wunused-variable] int nod; ^~~ main.cpp:31:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ main.cpp:34:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[i]); ^