C++ Code
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#include <stdio.h>
#include <stdlib.h> #include <string.h> #include <vector> #include <iostream> using namespace std; /* iterator erase (const_iterator position); iterator erase (const_iterator first, const_iterator last); */ void print(const vector<int> &v) { vector<int>::const_iterator iter = v.begin(); for(; iter != v.end(); ++iter) cout << *iter << " "; cout << endl; } void test_case() { vector<int> v; for(int i = 1; i <= 10; i++) v.push_back(i); print(v); // erase 3 and 5 vector<int>::iterator iter; for(iter = v.begin(); iter != v.end();) { if(*iter == 3 || *iter == 5) { iter = v.erase(iter); } else { iter++; } } print(v); // erase 10 for(iter = v.begin(); iter != v.end();) { if(*iter == 10) { iter = v.erase(iter); } else { iter++; } } print(v); // erase from [first,last) iter = v.erase(v.begin(), v.begin() + 2); print(v); cout << *iter << endl; } int main() { test_case(); return 0; } /* 1 2 3 4 5 6 7 8 9 10 1 2 4 6 7 8 9 10 1 2 4 6 7 8 9 4 6 7 8 9 4 */ |