Borderou de evaluare (job #290487)

Compilare: user.cpp: In function 'int main()': user.cpp:24:13: warning: variable 'cn1' set but not used [-Wunused-but-set-variable] user.cpp:24:19: warning: unused variable 'cn' [-Wunused-variable] user.cpp:24:24: warning: unused variable 'max' [-Wunused-variable] user.cpp:24:34: warning: unused variable 'maxn' [-Wunused-variable] user.cpp:24:45: warning: unused variable 'nrc' [-Wunused-variable] user.cpp:24:59: warning: unused variable 'c' [-Wunused-variable] user.cpp:24:63: warning: unused variable 'k' [-Wunused-variable] user.cpp:24:91: warning: unused variable 'j' [-Wunused-variable] user.cpp:25:45: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:26:47: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:27:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:30:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]