Compilare: main.cpp: In function 'void lgput()': main.cpp:39:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;(1<<i)<=n;i++){ ~~~~~~^~~ main.cpp: In function 'int main()': main.cpp:49:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("invazie.in","r",stdin); ^ main.cpp:50:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("invazie.out","w",stdout); ^ main.cpp:52:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%llu",&t); ^ main.cpp:55:39: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%llu%llu%llu",&k,&p,&n); ^