Borderou de evaluare (job #3869)

Compilare: user.cpp: In function ‘void prelucrez(long long int)’: user.cpp:14:9: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] user.cpp: In function ‘int main()’: user.cpp:39:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:40:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:41:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]