Borderou de evaluare (job #128403)

Compilare: user.cpp: In function ‘int search(int)’: user.cpp:17:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:18:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:34:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘int main()’: user.cpp:46:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:47:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:48:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:52:19: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:57:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] In file included from /usr/include/stdio.h:934:0, from /usr/include/c++/4.6/cstdio:44, from user.cpp:1: In function ‘char* gets(char*)’, inlined from ‘int main()’ at user.cpp:52:19: /usr/include/i386-linux-gnu/bits/stdio2.h:230:28: warning: call to ‘__gets_warn’ declared with attribute warning: please use fgets or getline instead, gets can't specify buffer size [enabled by default] /tmp/ccO9gbxS.o: In function `main': user.cpp:(.text.startup+0x8f): warning: the `gets' function is dangerous and should not be used.