Borderou de evaluare (job #639702)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:25:64: error: 'k' was not declared in this scope 25 | a[n1][j] = (a[n0][j] + a[n0][j - 1]) * k % mod; | ^ main.cpp:28:17: error: 's' was not declared in this scope 28 | s = (s % mod + f[n % 2][i] % mod) % mod; | ^ main.cpp:28:32: error: 'f' was not declared in this scope 28 | s = (s % mod + f[n % 2][i] % mod) % mod; | ^ main.cpp:29:17: error: 's' was not declared in this scope 29 | fout << s; | ^ main.cpp:12:16: warning: unused variable 'sol' [-Wunused-variable] 12 | int n, sol = 0; | ^~~