vector<int>::iterator result = find( L.begin( ), L.end( ), 3 ); //查找3 if ( result == L.end( ) ) //没找到 cout << "No" << endl; else //找到 cout << "Yes" << endl; } 记着要包含algorithm这一头文件,其定义了find这一函数。 资料参考:https://www.coonote.com/cplusplu...
vector<int>vec; vec.push_back(123); vec.push_back(456); vector<int>::iterator findit=find(vec.begin(),vec.end(),123); //vector<int>::iterator findit = find(vec.begin(),vec.end(),111); if(findit==vec.end()) { printf("no find\n"); } else { printf("find[%d]\n",*fi...
cout<<c<<" ";// Printing the original elements of the vectorvector<string>result=test(colors);// Calling the test function to find strings containing digitscout<<"\n\nFind strings that contain a number(s) from the said vector:\n";for(string c:result)cout<<c<<" ";// Printing the ...
printf("%d\n",sizeof(string));//ZC: 这里想用地址 来看看:是否 两个iterator的地址之差 和 idx 有什么联系,但是 没找到什么联系,估计还是得看源码 或者 别人的解释vector<string>::iterator it0 =vtr.begin(); vector<string>::iterator it1 =vtr.end(); printf("0x%08X - 0x%08X , 0x%08X - 0x...
std::vector<int>v={2,1,3,6,7,9,8}; autoit=std::minmax_element(v.begin(),v.end()); intmin=*it.first; intmax=*it.second; std::cout<<min<<", "<<max<<std::endl;// 1, 9 return0; } DownloadRun Code To get the index of the elements with the maximum or the minimum val...
// [[Rcpp::export(rng = false)]] Eigen::SparseMatrix<double> ComputeSNN(Eigen::MatrixXd nn_ranked, double prune) { std::vector<T> tripletList; //声明一个向量 int k = nn_ranked.cols(); //总列数 tripletList.reserve(nn_ranked.rows() * nn_ranked.cols()); //定义行列,初始化全0...
Breakpoint 4, readFunctionList (functionLists=std::vector of length 0, capacity 0) at foo.cpp:7 7 size_t readFunctionList(vector<string> &functionLists){ (gdb) n 9 size_t noOfFunc = 0; (gdb) 10 ifstream listOfFunctions("FunctionList.txt"); (gdb) 11 if(listOfFunctions){ (gdb) ...
cvPOSIT( positObject, &srcImagePoints[0], FOCAL_LENGTH, criteria, rotation_matrix, translation_vector ); 1. 2. 3. 4. 5. 6. 7. 迭代完成之后,cvPOSIT将结果存储在rotation_matrix和translation_vector.下面的截图展示了带有白色圆圈的scrImgePoints,以及一个坐标轴来表明旋转和平移的结果。
opencv findCirclesGrid 输出点的排列顺序,目录一、launch启动程序1.1run_optimiser.launch标定优化程序1.2assess_results.launch重投影误差评估程序二、主要代码2.1 feature_extraction_node.cpp文件2.2 feature_extractor.cpp文件2.2.1FeatureExtractor::callb
我正在将一个项目从MSVC移植到BorlandC++,但我在使用template functions时遇到了困难。导致编译器错误: [BCC32 Error] example.cpp(208): E2285 Could notfinda match for 'split<SequenceSequenceT,RangeT,PredicateT>(vector<string,allocator<string> >,string,is_any_ofF<c ...