Borderou de evaluare (job #787347)

Eroare de compilare: main.cpp: In function 'long long int ways(int, int)': main.cpp:9:5: error: 'll' was not declared in this scope 9 | ll stairs[k+1] = {0}; | ^~ main.cpp:10:11: error: 'stairs' was not declared in this scope 10 | stairs[0] = 1; | ^~~~~~ main.cpp: In function 'int main()': main.cpp:27:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 27 | freopen("scara.in", "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:28:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 28 | freopen("scara.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~