Borderou de evaluare (job #422117)

Compilare: user.cpp: In function ‘int main()’: user.cpp:40:24: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] user.cpp:41:43: warning: suggest parentheses around arithmetic in operand of ‘^’ [-Wparentheses] user.cpp:22:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:23:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]