Confirm_bytes
unsigned char x[Hash_bytes+Ciphertexts_bytes+Confirm_bytes];
for (i = 0;i < Ciphertexts_bytes+Confirm_bytes;++i) x[Hash_bytes+i] = z[i];
unsigned char x[Inputs_bytes+Ciphertexts_bytes+Confirm_bytes];
for (i = 0;i < Ciphertexts_bytes+Confirm_bytes;++i) x[Inputs_bytes+i] = z[i];
int len = Ciphertexts_bytes+Confirm_bytes;
unsigned char cnew[Ciphertexts_bytes+Confirm_bytes];
HashConfirm(c + crypto_kem_sntrup761_CIPHERTEXTBYTES - Confirm_bytes, r_enc, cache);