Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Need help, C Programming

### 3.14.1: String library functions

**Challenge Activity:**

#### Assign the size of userInput to stringSize. Ex: if userInput is "Hello", output is:
```
Size of userInput: 5
```

Learn how our autograder works

```c
#include <stdio.h>
#include <string.h>

int main(void) {
    char userInput[50];
    int stringSize;

    scanf("%s", userInput);

    /* Your solution goes here */
    stringSize = strlen(userInput);

    printf("Size of userInput: %d\n", stringSize);

    return 0;
}
```

Click the **Run** button to execute the code.

#### Below the challenge:
**3.14.2: Looking for characters**

**Challenge Activity:**

Write an expression to detect that the first character of userInput matches firstLetter.

Learn how our autograder works
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Transcribed Image Text:### 3.14.1: String library functions **Challenge Activity:** #### Assign the size of userInput to stringSize. Ex: if userInput is "Hello", output is: ``` Size of userInput: 5 ``` Learn how our autograder works ```c #include <stdio.h> #include <string.h> int main(void) { char userInput[50]; int stringSize; scanf("%s", userInput); /* Your solution goes here */ stringSize = strlen(userInput); printf("Size of userInput: %d\n", stringSize); return 0; } ``` Click the **Run** button to execute the code. #### Below the challenge: **3.14.2: Looking for characters** **Challenge Activity:** Write an expression to detect that the first character of userInput matches firstLetter. Learn how our autograder works
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