Eroare de compilare: user.cpp: In function ‘int solve()’: user.cpp:12:16: error: ‘a’ was not declared in this scope if(k==0){cand=a[i];k=0;} ^ user.cpp:13:10: error: ‘a’ was not declared in this scope else if(a[i]==cand) k++; ^ user.cpp:9:15: warning: unused variable ‘nr’ [-Wunused-variable] int cand,k,i,nr; ^ user.cpp:15:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: At global scope: user.cpp:16:2: error: expected unqualified-id before ‘if’ if(cand < 0) return -1; ^ user.cpp:17:2: error: expected unqualified-id before ‘for’ for(i=1;i<=n;i++) ^ user.cpp:17:10: error: ‘i’ does not name a type for(i=1;i<=n;i++) ^ user.cpp:17:15: error: ‘i’ does not name a type for(i=1;i<=n;i++) ^ user.cpp:19:3: error: ‘cout’ does not name a type cout<<nr<<' '<<cand<<'\n'; ^ user.cpp: In function ‘int main()’: user.cpp:22:16: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen(In); ^ user.cpp:23:17: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen(Out); ^ user.cpp:24:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:26:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&A[i]); ^