Eroare de compilare: main.cpp: In function 'int main()': main.cpp:21:13: error: 'k' was not declared in this scope 21 | k=1; | ^ main.cpp:22:13: error: 'x' was not declared in this scope 22 | x=2; | ^ main.cpp:38:17: error: 'k' was not declared in this scope 38 | k=1; | ^ main.cpp:39:17: error: 'x' was not declared in this scope 39 | x=i; | ^ main.cpp:54:13: error: 'k' was not declared in this scope 54 | k=2; | ^ main.cpp:55:13: error: 'x' was not declared in this scope 55 | x=(n*n-1)/(n-1) | ^ Non zero exit status: 1