Borderou de evaluare (job #290560)

Compilare: user.cpp: In function 'int main()': user.cpp:54:64: warning: suggest parentheses around '&&' within '||' [-Wparentheses] user.cpp:39:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function 'int ianr()': user.cpp:20:45: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:32:49: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result]