Compilare: main.cpp: In function 'int main()': main.cpp:107:30: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] adunare (d[i & 1][j], d[i - 1 & 1][j]); ~~^~~ main.cpp:45:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("expozitie.in", "r", stdin); ^ main.cpp:47:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("expozitie.out", "w", stdout); ^ main.cpp:51:33: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d %d %d", &n, &nr, &k); ^