duplicateIndex("operator[]","CoinPackedVectorBase");// Get a reference to a map of full storage indices to// packed storage location.conststd::set<int> &sv = *indexSet("operator[]","CoinPackedVectorBase");#if1if(sv.find(i) == sv.end())return0.0;returngetElements()[findIndex(i)]...
#include<iostream>#include<vector>#include<algorithm>usingnamespacestd;//自定义一个类structmyclass{intval;//变量val//重载运算符 ==booloperator==(constint&x)//查找数值x是否与val相等{return(this->val==x);}};intmain(){vector<myclass>vec;vector<myclass>::iterator iter;myclass a;a.val=1...
std::vector<int> vec = {1, 2, 3, 4, 5}; // 使用 find 函数查找值为 3 的元素 std::vector<int>::iterator result = std::find(vec.begin(, vec.end(, 3); if (result != vec.end() std::cout << "元素 3 在容器中找到了!" << std::endl; } else std::cout << "元素 3 ...
std::vector<int>::iterator itr = std::find(v.begin(), v.end(), key); if (itr != v.cend()) { std::cout << "Element present at index " << std::distance(v.begin(), itr); } else { std::cout << "Element not found"; } return 0; } Download Run Code Output: Element ...
1,vector传入find()的是元素,而不用指明该vector。 2,array传入find()的是元素,而不用指明该array。 这两个问题的解法会包含最初问题的通用解法。 vector或者array有两个属性:一是首元素地址,二是大小。因此有两种方法设计接口: 1, template<typename elemType> ...
三、1059 C语言竞赛 (20分) https://pintia.cn/problem-sets/994805260223102976/problems/994805269828059136 1#include <iostream>2#include <cstdio>3#include <cstring>4#include <string>5#include <cmath>6#include <algorithm>7#include <vector>8#include 9boolis_prime(inta)10{11inti;12for(i=2;i<...
Using the find() function to search the element and find its index in vector. Code: #include<iostream>#include<vector>#include<algorithm>usingnamespacestd;intmain(){//Initializing the vector elementsvector<int>vec_1{23,10,40,54,67,98,100};// Inputting the Element that is to be searched...
voidvector_Find_ex1(){vector<string>vsExt={"OPJ","TXT"};if(-1==vsExt.Find("SPC"))// if not found, returns -1{out_str("No find!");}intii=vsExt.Find("xT",0,false,false);// if found will return the indexout_int("ii = ", ii);} ...
Index<String> excl; excl.Add(bm.Get("BUILDER","GCC")); excl.Add("MSC"); LocalHost().AddFlags(excl); Vector<String> x;booldbg = cfg.Find("DEBUG_FULL") >=0|| cfg.Find("DEBUG_MINIMAL") >=0;if(cfg.Find("DEBUG") >=0) { ...
voidvectorbase_Find_ex1(){// Fill a vector with some values and output the index and valuesvector vecData={0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9};intii;printf("\nElements of the vector:\n");for(ii=0; ii<vecData.GetSize(); ii++)printf(" Index= %d, Value= %5.2f\n", ii, ve...