Borderou de evaluare (job #101933)

Compilare: user.cpp:24:16: warning: multi-character character constant [-Wmultichar] user.cpp: In function ‘int main()’: user.cpp:11:9: warning: statement has no effect [-Wunused-value] user.cpp:12:9: warning: statement has no effect [-Wunused-value] user.cpp:13:9: warning: statement has no effect [-Wunused-value] user.cpp:22:23: warning: statement has no effect [-Wunused-value] user.cpp:23:13: warning: statement has no effect [-Wunused-value] user.cpp:25:17: warning: statement has no effect [-Wunused-value] user.cpp:28:9: warning: statement has no effect [-Wunused-value] user.cpp:9:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:14:5: warning: ‘i’ is used uninitialized in this function [-Wuninitialized] user.cpp:27:11: warning: ‘s’ may be used uninitialized in this function [-Wuninitialized]