rust/armstrong-numbers: 1st iteration

vpayno · Sep 13, 2023 · f6c5551 · f6c5551
1 parent 387eb38
commit f6c5551
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Showing 8 changed files with 636 additions and 15 deletions.
diff --git a/rust/README.md b/rust/README.md
@@ -32,3 +32,4 @@
 - [grains](./grains/README.md)
 - [gigasecond](./gigasecond/README.md)
 - [leap](./leap/README.md)
+- [armstrong-numbers](./armstrong-numbers/README.md)
diff --git a/rust/armstrong-numbers/README.md b/rust/armstrong-numbers/README.md
@@ -41,4 +41,9 @@ Write some code to determine whether a number is an Armstrong number.
 
 ### Based on
 
-Wikipedia - https://en.wikipedia.org/wiki/Narcissistic_number
+Wikipedia - https://en.wikipedia.org/wiki/Narcissistic_number
+
+### My Solution
+
+- [my solution](./src/lib.rs)
+- [run-tests](./run-tests-rust.txt)
diff --git a/rust/armstrong-numbers/coverage-annotations.txt b/rust/armstrong-numbers/coverage-annotations.txt
@@ -0,0 +1,53 @@
+    1|     39|pub fn is_armstrong_number(candidate: u32) -> bool {
+    2|     39|    if candidate < 10 {
+    3|      6|        return true;
+    4|     33|    }
+    5|     33|
+    6|     33|    let digit_count: usize = ((candidate as f64).log10() as usize) + 1;
+    7|     33|
+    8|     33|    let mut num: u64 = candidate as u64;
+    9|     33|    let mut pow_total: u64 = 0;
+   10|       |
+   11|    237|    while num > 0 {
+   12|    204|        let pow_temp: u64 = num % 10;
+   13|    204|        let mut pow_temp_total = 1;
+   14|    204|
+   15|  1.54k|        for _ in 0..digit_count {
+   16|  1.54k|            pow_temp_total *= pow_temp;
+   17|  1.54k|        }
+   18|       |
+   19|    204|        pow_total += pow_temp_total;
+   20|    204|        num /= 10;
+   21|       |    }
+   22|       |
+   23|     33|    pow_total == (candidate as u64)
+   24|     39|}
+  ------------------
+  | Unexecuted instantiation: armstrong_numbers::is_armstrong_number
+  ------------------
+  | armstrong_numbers::is_armstrong_number:
+  |    1|     39|pub fn is_armstrong_number(candidate: u32) -> bool {
+  |    2|     39|    if candidate < 10 {
+  |    3|      6|        return true;
+  |    4|     33|    }
+  |    5|     33|
+  |    6|     33|    let digit_count: usize = ((candidate as f64).log10() as usize) + 1;
+  |    7|     33|
+  |    8|     33|    let mut num: u64 = candidate as u64;
+  |    9|     33|    let mut pow_total: u64 = 0;
+  |   10|       |
+  |   11|    237|    while num > 0 {
+  |   12|    204|        let pow_temp: u64 = num % 10;
+  |   13|    204|        let mut pow_temp_total = 1;
+  |   14|    204|
+  |   15|  1.54k|        for _ in 0..digit_count {
+  |   16|  1.54k|            pow_temp_total *= pow_temp;
+  |   17|  1.54k|        }
+  |   18|       |
+  |   19|    204|        pow_total += pow_temp_total;
+  |   20|    204|        num /= 10;
+  |   21|       |    }
+  |   22|       |
+  |   23|     33|    pow_total == (candidate as u64)
+  |   24|     39|}
+  ------------------
diff --git a/rust/armstrong-numbers/coverage-missing-lines.txt b/rust/armstrong-numbers/coverage-missing-lines.txt
@@ -0,0 +1,8 @@
+Running: cargo llvm-cov --no-clean --all-features --workspace --show-missing-lines
+
+Filename                                                                         Regions    Missed Regions     Cover   Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+/home/vpayno/git_vpayno/exercism-workspace/rust/armstrong-numbers/src/lib.rs           9                 0   100.00%           1                 0   100.00%          20                 0   100.00%           0                 0         -
+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+TOTAL                                                                                  9                 0   100.00%           1                 0   100.00%          20                 0   100.00%           0                 0         -
+
diff --git a/rust/armstrong-numbers/report.lcov b/rust/armstrong-numbers/report.lcov
@@ -0,0 +1,32 @@
+SF:/home/vpayno/git_vpayno/exercism-workspace/rust/armstrong-numbers/src/lib.rs
+FN:1,_RNvCslYF4zgzl9EP_17armstrong_numbers19is_armstrong_number
+FN:1,_RNvCs88d671SGeHL_17armstrong_numbers19is_armstrong_number
+FNDA:0,_RNvCslYF4zgzl9EP_17armstrong_numbers19is_armstrong_number
+FNDA:13,_RNvCs88d671SGeHL_17armstrong_numbers19is_armstrong_number
+FNF:1
+FNH:1
+DA:1,13
+DA:2,13
+DA:3,2
+DA:4,11
+DA:5,11
+DA:6,11
+DA:7,11
+DA:8,11
+DA:9,11
+DA:11,79
+DA:12,68
+DA:13,68
+DA:14,68
+DA:15,514
+DA:16,514
+DA:17,514
+DA:19,68
+DA:20,68
+DA:23,11
+DA:24,13
+BRF:0
+BRH:0
+LF:20
+LH:20
+end_of_record