Compilare: main.cpp: In function 'int main()': main.cpp:13:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("cool.in", "r", stdin); ^ main.cpp:14:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("cool.out", "w", stdout); ^ main.cpp:18:39: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d%d", &cerinta, &n, &k); ^ main.cpp:20:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d", &v[i]); ^ main.cpp:83:23: warning: iteration 1000 invokes undefined behavior [-Waggressive-loop-optimizations] ap[i] = 0; ~~~~~~^~~ main.cpp:82:27: note: within this loop for (i = 1; i <= AMAX; i++) ~~^~~~~~~