Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:17:21: error: ‘k’ was not declared in this scope for(k=j;k<=n&&a[k]==a[j];k++); ^ user.cpp:18:23: error: ‘k’ was not declared in this scope while(k-j!=j-i) ^ user.cpp:22:69: error: lvalue required as left operand of assignment b[++m]=(a[i]&1?a[1]/2:(a[1]>a[i]/2?(a[1]-a[i]/2):(a[i]/2=a[1]))); ^ user.cpp:6:79: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sume.in","r",stdin),freopen("sume.out","w",stdout),scanf("%d",&n); ^ user.cpp:6:79: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:6:79: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",a+i); ^