Borderou de evaluare (job #817700)

Compilare: main.cpp: In function 'void rez()': main.cpp:35:12: warning: converting to non-pointer type 'char' from NULL [-Wconversion-null] 35 | ans[k]=NULL; | ^~~~ main.cpp: In function 'int main()': main.cpp:47:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 47 | freopen("paranteze1.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:48:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 48 | freopen("paranteze1.out","w",stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~