Compilare: main.cpp: In function 'void add(int)': main.cpp:72:28: warning: unused variable 'w' [-Wunused-variable] int st = 1, dr = c[i], w = 0; ^ main.cpp: In function 'int main()': main.cpp:112:22: warning: unused variable 'ok' [-Wunused-variable] bool ok = 0; ^~ main.cpp:95:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("flower.in", "r", stdin); ^ main.cpp:96:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("flower.out", "w", stdout); ^ main.cpp:99:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &t); ^ main.cpp:103:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &tip); ^ main.cpp:106:49: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &c[i], &m[i], &p[i]); ^ main.cpp:115:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &l, &r); ^