Compilare: user.cpp:7:5: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] }v[1<<17+1]; ^ user.cpp: In function ‘int main()’: user.cpp:26:10: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] min=1<<17+1; ^ user.cpp:17:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("facebook.in","r",stdin); ^ user.cpp:18:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("facebook.out","w",stdout); ^ user.cpp:19:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&k); ^ user.cpp:22:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v[i].val); ^