Compilare: main.cpp: In function 'void p(int)': main.cpp:57:13: warning: variable 'Max' set but not used [-Wunused-but-set-variable] int i,k,Max; ^~~ main.cpp: In function 'int main()': main.cpp:74:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("biconex.in","r",stdin); ^ main.cpp:75:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("biconex.out","w",stdout); ^ main.cpp:76:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d %d", &n, &m); ^ main.cpp:79:32: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d %d", &x, &y); ^