## Question 1
What is the output if the following string is given as input?

$s$ = "$25$ you Rock"
### Options

1. "$25$"
Incorrect

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2. $20$
Incorrect

----------------------------

3. "$25$ you rock"
Incorrect

----------------------------

4. $25$
Correct
The string to integer conversion of "$25$ you rock" is $25$.
----------------------------

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## Question 2
What is the output if the following string is given as input?

$s$ = "$\: \: \:$   -$54$-$4$ $\: \: \:$"
### Options

1. $54$
Incorrect

----------------------------

2. -$54$
Correct
The string to integer conversion of "$\: \: \:$   -$54$-$4$ $\: \: \:$" is -$54$. Since we encounter a non-digit character, `-`, after `4`, we stop processing further and return the integer equivalent to "-$54$".
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3. -$58$
Incorrect

----------------------------

4. -$50$
Incorrect

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## Question 3
What is the output if the following string is given as input?

$s$ = "$12 \: \:34 \: \:56 \: \:78$"
### Options

1. $12345678$
Incorrect

----------------------------

2. "$12 \: \:34 \: \:56 \: \:78$"
Incorrect

----------------------------

3. $12$
Correct
The string to integer conversion of "$12 \: \:34 \: \:56 \: \:78$" is $12$. Since we encounter a non-digit character, a whitespace `' '`, after $12$, we stop here and return its equivalent integer.
----------------------------

4. $78$
Incorrect

----------------------------

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## Question 4
What is the output if the following string is given as input?

$s$ = "$87.5$"
### Options

1. $87$
Correct
The string to integer conversion of "$87.5$" is $87$. Since we encounter a non-digit character, `.`, after $87$, we stop here and return its equivalent integer.
----------------------------

2. $87.5$
Incorrect

----------------------------

3. $88$
Incorrect

----------------------------

4. "$87.5$"
Incorrect

----------------------------

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## Question 5
What is the output if the following string is given as input?

$s$ = "-$00035$"
### Options

1. -$00035$
Incorrect

----------------------------

2. "-$00035$"
Incorrect

----------------------------

3. -$35$
Correct
The string to integer conversion of "$-00035$" is $-35$. 
----------------------------

4. $35$
Incorrect

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## Question 6
What is the output if the following string is given as input?

$s$ = "$33 \: \:$ Thirteen $\: \:56 \: \:78$"
### Options

1. $33$
Correct
The string to integer conversion of "$33 \: \:$ Thirteen $\: \:56 \: \:78$" is $12$. Since we encounter a non-digit character, `T`, after $33$, we stop here and return its equivalent integer.
----------------------------

2. "$33 \:\:13\:\: 56\:\: 78$"
Incorrect

----------------------------

3. $335678$
Incorrect

----------------------------

4. "$33$"
Incorrect

----------------------------

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## Question 7
What is the output if the following string is given as input?

$s$ = "$\: \:$-Minus$71$"
### Options

1. $71$
Incorrect

----------------------------

2. -$71$
Incorrect

----------------------------

3. "-$71$"
Incorrect

----------------------------

4. $0$
Correct
The string to integer conversion of "$\: \:$-Minus$71$" is $0$. Since we encounter a non-digit character, `M`, after `-`, we return $0$.
----------------------------

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## Question 8
What is the output if the following string is given as input?

$s$ = "King$\:\:\:10$"
### Options

1. "Ten"
Incorrect

----------------------------

2. $10$
Incorrect

----------------------------

3. $0$
Correct
The string to integer conversion of "King$\:\:\:10$" is $0$. Since the first character we encounter is a non-digit character, `K`, we return $0$.
----------------------------

4. "King$\:\:\:10$"
Incorrect

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