Compilare: main.cpp: In function 'int main()': main.cpp:7:30: warning: unused variable 'j' [-Wunused-variable] int s=0,n,k,i,p1,p2,cm,m,nr,j; ^ main.cpp:5:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("calcule.in","r",stdin); ^ main.cpp:6:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("calcule.out","w",stdout); ^ main.cpp:8:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&k); ^ main.cpp:10:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v[i]); ^