lj15847090684的博客

#include #include<math.h> #include #include int main(){ using namespace std; string s; int i=0,count,sum; while(getline(cin,s)) { int count=s.length(); sum=0; for(i=count-1;i>=0;i–){ if(s[i]&amp

十六进制转十进制 #include #include int main(){ using namespace std; int i=0,n,m,num[100]; char hex[16]={‘0’,‘1’,‘2’,‘3’,‘4’,‘5’,‘6’,‘7’,‘8’,‘9’,‘A’,‘B’,‘C’,‘D’,‘E’,‘F’}; cout<<“please a number.”<<.

#include #include using namespace std; int main(){ int i=1; do{ int j=1,k=1; do{ cout<<" “; j++; }while(j<=9-i); do{ cout<<”*"; k++; }while(k<=i); cout<<endl; i++; }while(i<...