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Kasim Kamal Questions
290 Questions
Assuming it is an iterator into the same vector as mid, we can check whether it denotes an element before or after mid as follows
C++ programming
2022-07-04
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We can compute an iterator to the element nearest the middle of a vector
C++ programming
2022-07-04
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For example, assume we have a vector<string> named text that holds the data from a text file. Each element in the vector is either a sentence or an empty string representing a paragraph break. If we want to print the contents of the first paragraph from text
C++ programming
2022-07-04
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The type returned by begin and end depends on whether the object on which they operator is const. If the object is const, then begin and end return a const_iterator; if the object is not const, they return iterator
C++ programming
2022-07-04
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As with size_type, the library types that have iterators define types named iterator and const_iterator that represent actual iterator types
C++ programming
2022-07-04
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Using the increment operator, we can rewrite our program that changed the case of the first word in a string to use iterators instead
C++ programming
2022-07-04
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As an example, we’ll rewrite the program from § 3.2.3 (p. 94) that capitalized the first character of a string using an iterator instead of a subscript
C++ programming
2022-07-04
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The begin member returns an iterator that denotes the first element (or first character), if there is one
C++ programming
2022-07-04
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The right way to write this loop is to use push_back
C++ programming
2022-07-04
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The following code intends to add ten elements to ivec
C++ programming
2022-07-04
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Once we’ve computed the cluster index, we can use it to subscript our vector and fetch the counter we want to increment
C++ programming
2022-07-04
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We access the elements of a vector the same way that we access the characters in a string: through their position in the vector. For example, we can use a range for (§ 3.2.3, p. 91) to process all the elements in a vector
C++ programming
2022-07-04
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We use the same approach when we want to create a vector where we don’t know until run time how many elements the vector should have. For example, we might read the input, storing the values we read in the vector
C++ programming
2022-07-04
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