回答編集履歴
1
コードの修正
    
        answer	
    CHANGED
    
    | @@ -13,7 +13,7 @@ | |
| 13 13 | 
             
                println!("{}",b);
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| 14 14 | 
             
            }
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| 15 15 | 
             
            ```
         | 
| 16 | 
            -
            ``` | 
| 16 | 
            +
            ```Console
         | 
| 17 17 | 
             
            1
         | 
| 18 18 | 
             
            ```
         | 
| 19 19 | 
             
            ```Rust
         | 
| @@ -28,9 +28,8 @@ | |
| 28 28 | 
             
                *b+=1;
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| 29 29 | 
             
                println!("{}",b);
         | 
| 30 30 | 
             
            }
         | 
| 31 | 
            -
            }
         | 
| 32 31 | 
             
            ```
         | 
| 33 | 
            -
            ``` | 
| 32 | 
            +
            ```Console
         | 
| 34 33 | 
             
            warning: unused variable: `c`
         | 
| 35 34 | 
             
             --> Main.rs:6:5
         | 
| 36 35 | 
             
              |
         |