Borderou de evaluare (job #645685)

Compilare: main.cpp: In function 'std::pair<bool, int> canform(int, int, char)': main.cpp:123:9: warning: unused variable 'puse' [-Wunused-variable] 123 | int puse = 0, xx = x, yy = y; | ^~~~ main.cpp:123:19: warning: unused variable 'xx' [-Wunused-variable] 123 | int puse = 0, xx = x, yy = y; | ^~ main.cpp:123:27: warning: unused variable 'yy' [-Wunused-variable] 123 | int puse = 0, xx = x, yy = y; | ^~ main.cpp: In function 'int main()': main.cpp:218:25: warning: unused variable 'cnt' [-Wunused-variable] 218 | int maxim_pus = -1, cnt = 0, patrate_nef = 0, add = 0, maxim_sf = 0; | ^~~ main.cpp: In member function 'char InParser::read_ch()': main.cpp:16:30: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 16 | fread(buff, 1, 4096, fin); | ~~~~~^~~~~~~~~~~~~~~~~~~~