Eroare de compilare: user.cpp:2:7: error: expected unqualified-id before ‘;’ token int i,; ^ user.cpp: In function ‘void sortare(int, int)’: user.cpp:6:6: warning: statement has no effect [-Wunused-value] m==(l+r)/2; ^ user.cpp:15:24: error: ‘a’ was not declared in this scope if(j>r||(i<=m&&a[i]<a[j])) ^ user.cpp:18:13: error: ‘b’ was not declared in this scope b[k]=a[i]; ^ user.cpp:23:13: error: ‘b’ was not declared in this scope b[k]=a[j]; ^ user.cpp:28:9: error: ‘a’ was not declared in this scope a[k]=b[k]; ^ user.cpp:28:14: error: ‘b’ was not declared in this scope a[k]=b[k]; ^ user.cpp: In function ‘int main()’: user.cpp:35:17: error: ‘n’ was not declared in this scope scanf("%d",&n); ^ user.cpp:38:21: error: ‘a’ was not declared in this scope scanf("%d",&a[i]); ^ user.cpp:43:22: error: ‘a’ was not declared in this scope printf("%d ",a[i]); ^ user.cpp:33:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("algsort.in","r",stdin); ^ user.cpp:34:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("algsort.out","w",stdout); ^