Compilare: user.cpp: In function ‘int main()’: user.cpp:41:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j = index + 1; j< deque.size(); j++) ^ user.cpp:56:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(k = 0; k < deque.size(); k++) ^ user.cpp:17:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&t); ^ user.cpp:20:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&n,&m); ^ user.cpp:22:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d%d",&E.x,&E.y,&E.c); ^