Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:11:5: error: ‘cout’ was not declared in this scope cout<< ^ user.cpp:12:5: error: expected primary-expression before ‘for’ for(i=1;i<=n;++i) ^ user.cpp:12:5: error: expected ‘;’ before ‘for’ user.cpp:12:14: warning: statement has no effect [-Wunused-value] for(i=1;i<=n;++i) ^ user.cpp:12:21: error: expected ‘;’ before ‘)’ token for(i=1;i<=n;++i) ^ user.cpp:20:41: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] a[i][j]=max(a[i-1][j],a[i-1][j+(1<<i-1)]); ^ user.cpp:8:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("saracsaurege.in","r",stdin); ^ user.cpp:9:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("saracsaurege.out","w",stdout); ^ user.cpp:10:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&n,&m); ^ user.cpp:24:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&x,&y); ^