Compilare: user.cpp: In function ‘void write()’: user.cpp:74:33: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d ", d[crt]); ^ user.cpp:58:9: warning: unused variable ‘s’ [-Wunused-variable] int s = 0; ^ user.cpp:61:9: warning: unused variable ‘i’ [-Wunused-variable] int i = 1, j = 0, crt = 1, pos; ^ user.cpp:61:16: warning: unused variable ‘j’ [-Wunused-variable] int i = 1, j = 0, crt = 1, pos; ^ user.cpp: In function ‘void read()’: user.cpp:12:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("desc.in", "r", stdin); ^ user.cpp:13:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %d", &n, &k); ^ user.cpp: In function ‘void write()’: user.cpp:59:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("desc.out", "w", stdout); ^