Borderou de evaluare (job #720157)

Compilare: main.cpp: In function 'int main()': main.cpp:4:13: warning: unused variable 'x' [-Wunused-variable] 4 | int x; | ^ main.cpp:6:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 6 | freopen("run.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~ main.cpp:7:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 7 | freopen("run.out","w",stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~