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What happens when you attempt to compile and run the following code?
#include
#include
#include
using namespace std;
int main () {
int t[] = {1,2,3,4,5,1,2,3,5,4};
vector
vector
int m1[] = {1, 3, 2};
it = find_end (v.begin(), v.end(), m1, m1+3);
if (it != v.end())
cout << "Found at position: " << it?v.begin() << endl;
return 0;
}
Suggested Answer: C
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28 comments · newest first
GE
Gerald
11 months ago
The iterator might not be pointing correctly, so I'm skeptical about the output.
CL
Claudia
11 months ago
I agree with Emiko, that makes sense!
JO
Josephine
12 months ago
Wait, isn't the output supposed to be "no output"?
EM
Emiko
12 months ago
I think it should output "Found at position: 5".
AL
Alayna
12 months ago
The code uses find_end to search for a sequence in the vector.
DE
Desire
1 year ago
I feel like the output should be the position of the last match, but I can't remember if it starts counting from 0 or 1.
HE
Hester
1 year ago
I practiced a similar question where `find_end` was used, and I think it returned an iterator to the end if not found. So maybe it outputs nothing?
KA
Kami
1 year ago
I think the iterator `it` should point to the last occurrence of the sequence, but I can't recall what happens if it doesn't find it.
JE
Jenifer
1 year ago
I remember something about `find_end`, but I'm not sure if it actually returns the position correctly.
HE
Helga
1 year ago
This question seems straightforward. I think the high-speed rail connection between the two cities would be considered a threat of a substitute product or service.
VA
Val
1 year ago
This question seems straightforward, but I want to make sure I understand the key requirements before answering.
JA
Jani
1 year ago
Hmm, I'm a little unsure about the relationship between the Trainer_c and Gym__c objects. I'll need to double-check the field names and syntax to make sure I get this right.
EL
Elly
1 year ago
Ha! I bet the answer is 'D' - 'program outputs: Found at position: 10'. The 'find_end' function returns an iterator pointing to the last element of the found sequence, so we need to subtract the beginning of the vector to get the actual position. Classic C++ gotcha!
CI
Ciara
1 year ago
Wait, what? The code is trying to print the position of the found sequence, but it's using 'it?v.begin()' instead of 'it - v.begin()'. That's not going to work. I bet the output is going to be a bit... unexpected.
MO
Mose
1 year ago
Definitely, it's not going to work as intended.
DA
Daren
1 year ago
I'm guessing the output is going to be unexpected.
TY
Tyisha
1 year ago
Yeah, but it's using the wrong syntax for that.
AL
Allene
1 year ago
I think the code is trying to print the position of the found sequence.
YO
Yong
1 year ago
Okay, let's see. The code is using the 'find_end' function from the 'algorithm' library to search for the sequence {1, 3, 2} in the vector 'v'. Sounds good so far.
KE
Kenda
1 year ago
User1: Looks like our prediction was correct, the program did output: Found at position: 5
TI
Tijuana
1 year ago
User2: I agree, the sequence {1, 3, 2} is found at position 5 in the vector
HU
Huey
1 year ago
User1: I think the program will output: Found at position: 5
AL
Alberta
2 years ago
Hmm, I think this code is trying to find the last occurrence of the sequence {1, 3, 2} in the vector 'v'. If it finds it, it should print the position. Let me think this through...
MA
Marjory
1 year ago
User2: Program outputs: Found at position: 5
ST
Stephaine
1 year ago
User1: I think the code is looking for the sequence {1, 3, 2} in the vector.
MI
Michael
2 years ago
I'm not sure, but I think the answer might be D.
SH
Shelton
2 years ago
I disagree, I believe the answer is B.
TO
Toshia
2 years ago
I think the answer is A.