Borderou de evaluare (job #634535)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:15:10: error: 'a' was not declared in this scope 15 | if (a[j] == a[i]) | ^ main.cpp:19:13: error: 'a' was not declared in this scope 19 | return a[i]; | ^ main.cpp:9:9: warning: unused variable 'i' [-Wunused-variable] 9 | int i,n,nr = 0; | ^ main.cpp: At global scope: main.cpp:23:1: error: expected declaration before '}' token 23 | } | ^