Compilare: user.cpp: In function ‘int main()’: user.cpp:18:70: warning: embedded ‘\0’ in format [-Wformat-contains-nul] sprintf(solutii[i], "%d %d %d\0", capat, capat+1, capat+2); ^ user.cpp:24:46: warning: embedded ‘\0’ in format [-Wformat-contains-nul] sprintf(solutii[i], "%d\0", capat); ^ user.cpp:32:54: warning: embedded ‘\0’ in format [-Wformat-contains-nul] sprintf(solutii[i], "%d %d\0", capat, capat+1); ^ user.cpp:10:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trenul.in", "r", stdin); ^ user.cpp:11:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trenul.out", "w", stdout); ^ user.cpp:14:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", bilet+i); ^