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P.11 call vector reserve(100) instead of vector(100)

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Derek Li 2016-10-04 12:55:52 +01:00 committed by GitHub
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@ -998,7 +998,8 @@ This is low-level, verbose, and error-prone.
For example, we "forgot" to test for memory exhaustion.
Instead, we could use `vector`:
vector<int> v(100);
vector<int> v;
v.reserve(100);
// ...
for (int x; cin >> x; ) {
// ... check that x is valid ...