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C++ Institute CPP Exam - Topic 3 Question 17 Discussion

Posted by Timothy on May 08, 2022 at 09:04 PM

What happens when you attempt to compile and run the following code?

#include

#include

using namespace std;

int main() {

int t[] = { 1, 1, 2, 2, 3, 3, 4, 4, 5, 5 };

string s[] = { "one", "one", "two", "two", "three","three", "four", "four", "five", "five"};

map m;

for (int i = 0; i < 10; i++) {

m.insert(pair(t[i], s[i]));

}

if (m.count(3) == 2) {

m.erase(3);

}

for (map::iterator i = m.begin(); i != m.end(); i++) {

cout << i?>first << " ";

}

return 0;

}

Suggested Answer: A

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7 comments · newest first
JO
Joana 11 months ago
Definitely not C, that’s just wrong!
TY
Ty 12 months ago
I’m pretty sure it should be 1 2 3 4 5.
MA
Maryanne 12 months ago
Wait, does it really count duplicates in the map?
TE
Teri 12 months ago
I think it will output 1 2 4 5.
KA
Karl 1 year ago
The map will only keep unique keys.
JA
Janella 1 year ago
I'm feeling pretty confident about this one. The key is understanding that Type 2 withdrawal messages are used to indicate that remote routes are no longer available, which is what router E needs to learn in this scenario.
SE
Sena 1 year ago
This is a good opportunity to apply my knowledge of Backup Exec and deduplication. I'll focus on identifying the services that are common between the Backup Exec server and the remote computer, regardless of the Deduplication feature.
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