Compilare: main.cpp: In function 'int main()': main.cpp:8:20: warning: unused variable 'd' [-Wunused-variable] int p,n,k,nr,i,d,e; ^ main.cpp:8:22: warning: unused variable 'e' [-Wunused-variable] int p,n,k,nr,i,d,e; ^ main.cpp:6:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("cufar.in","r",stdin); ^ main.cpp:7:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("cufar.out","w",stdout); ^ main.cpp:10:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&p,&n); ^ main.cpp:31:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&nr,&k); ^