fix decrypt_unlisted_candidate_ballot only foreach 0 to (max_vote_limit-1)

Author: cyjseagull

rust-toolchain

@@ -1 +1 @@
-nightly-2021-06-17
+nightly-2022-07-28

solution/anonymous_ciphertext_voting/src/coordinator.rs

@@ -452,7 +452,7 @@ pub fn decrypt_unlisted_candidate_ballot(
         )?;
         let target_total = c1 - blinding_c2_sum;
         // decrypt the ballot value
-        for i in 0..max_vote_limit {
+        for i in 0..=max_vote_limit {
             let try_num = Scalar::from(i as u64);
             if !target_total.eq(&(*BASEPOINT_G1 * try_num)) {
                 continue;