#include<bits/stdc++.h> using namespace std; int main(){ string a; int t=0; getline(cin,a); for(int i=0;i<=a.size();i++){ if('0' <=a[i]&&a [i] <='9')++ t; } cout<<t; return 0; } 输入:Competition 2023 Zunyi China 输出:...
#include #include usingnamespacestd; intmain(){ stringline; getline(cin,line,); cout<<line<<endl; return0; } 若在控制台输入“hello world”,则程序的输出是:A.hello worldB.helloC.world的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大
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using namespace std; int delnum(char *s) { int i, j; j = 0; for (i = 0; s[i] != '\0'; i++) if (s[i] < '0' (1) s[i] > '9') { s[j] = s[i]; (2) ; } return (3) ; } const int SIZE = 30; int main() { char s[SIZE]; int len, i; cin.getli...
using namespace std; int main(){ ifstream in1("in.txt"),in2("in2.txt"); if(!in1||!in2){ cout<<"wrong"<<endl; return 0; } unordered_map<string,string> transword; for(string key,value;in1>>key && getline(in1,value);){ ...
using namespace std; class IntStack{ //整数栈类 public: virtual void push(int)=0;//入栈 virtual int pop()=0;//出栈并返回出栈元素 virtual int topElement()const=0,//返回栈顶元素,但不出栈 virtual bool isEmpty()const=0;//判断是否栈空 }; class SeqStack:public IntStack{ int data[100...
有如下程序: #include #include using namespace std; class Appliance{ public: Appliance(string t=“A“):type(t) { cout<<type; } ~Appliance() { } public: string type; };