Borderou de evaluare (job #169741)

Compilare: user.cpp: In function ‘int main()’: user.cpp:115:15: warning: unused variable ‘x’ [-Wunused-variable] user.cpp:116:10: warning: unused variable ‘ch’ [-Wunused-variable] user.cpp:113:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:114:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:117:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:122:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]