Created
December 14, 2009 15:19
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| #include <iostream> | |
| using namespace std; | |
| const int SIZE=100; | |
| const int SIZE1=26; | |
| void fill_array(char a[],int SIZE,int& n); | |
| void out_put(char a[],int& n); | |
| void calculate(char a[],int& n,int b[]); | |
| void swap(int& v1,int& v2); | |
| void sort(int b[],int SIZE1); | |
| int main() | |
| { | |
| char a[SIZE]; | |
| int n; | |
| int b[SIZE1]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; | |
| fill_array(a,SIZE,n); | |
| cout<<endl; | |
| cout<<"以下是你輸入的英文字母:"<<endl; | |
| out_put(a,n); | |
| cout<<endl<<endl; | |
| calculate(a,n,b); | |
| sort(b,SIZE1); | |
| cout<<"結果:"<<endl; | |
| for(int q=0;q<SIZE1;q++) | |
| if(b[q]>0) | |
| cout<<b[q]<<endl; | |
| cout<<endl; | |
| return 0; | |
| } | |
| void fill_array(char a[],int SIZE,int& n) | |
| { | |
| char letter; | |
| int index=0; | |
| cout<<"輸入最多"<<SIZE<<"個小寫字母並以句點表示輸入結束:"<<endl; | |
| cin>>letter; | |
| while((letter!='.')&&(index<SIZE)) | |
| { | |
| a[index]=letter; | |
| index++; | |
| cin>>letter; | |
| } | |
| n=index; | |
| } | |
| void out_put(char a[],int& n) | |
| { | |
| int i; | |
| for(i=0;i<n;i++) | |
| cout<<a[i]; | |
| } | |
| void calculate(char a[],int& n,int b[]) | |
| { | |
| int s; | |
| for(s=0;s<n;s++) | |
| switch(a[s]) | |
| { | |
| case'a': | |
| { | |
| b[0]++; | |
| break; | |
| } | |
| case'b': | |
| { | |
| b[1]++; | |
| break; | |
| } | |
| case'c': | |
| { | |
| b[2]++; | |
| break; | |
| } | |
| case'd': | |
| { | |
| b[3]++; | |
| break; | |
| } | |
| case'e': | |
| { | |
| b[4]++; | |
| break; | |
| } | |
| case'f': | |
| { | |
| b[5]++; | |
| break; | |
| } | |
| case'g': | |
| { | |
| b[6]++; | |
| break; | |
| } | |
| case'h': | |
| { | |
| b[7]++; | |
| break; | |
| } | |
| case'i': | |
| { | |
| b[8]++; | |
| break; | |
| } | |
| case'j': | |
| { | |
| b[9]++; | |
| break; | |
| } | |
| case'k': | |
| { | |
| b[10]++; | |
| break; | |
| } | |
| case'l': | |
| { | |
| b[11]++; | |
| break; | |
| } | |
| case'm': | |
| { | |
| b[12]++; | |
| break; | |
| } | |
| case'n': | |
| { | |
| b[13]++; | |
| break; | |
| } | |
| case'o': | |
| { | |
| b[14]++; | |
| break; | |
| } | |
| case'p': | |
| { | |
| b[15]++; | |
| break; | |
| } | |
| case'q': | |
| { | |
| b[16]++; | |
| break; | |
| } | |
| case'r': | |
| { | |
| b[17]++; | |
| break; | |
| } | |
| case's': | |
| { | |
| b[18]++; | |
| break; | |
| } | |
| case't': | |
| { | |
| b[19]++; | |
| break; | |
| } | |
| case'u': | |
| { | |
| b[20]++; | |
| break; | |
| } | |
| case'v': | |
| { | |
| b[21]++; | |
| break; | |
| } | |
| case'w': | |
| { | |
| b[22]++; | |
| break; | |
| } | |
| case'x': | |
| { | |
| b[23]++; | |
| break; | |
| } | |
| case'y': | |
| { | |
| b[24]++; | |
| break; | |
| } | |
| case'z': | |
| { | |
| b[25]++; | |
| break; | |
| } | |
| } | |
| } | |
| void swap(int& v1,int& v2) | |
| { | |
| int temp; | |
| temp=v1; | |
| v1=v2; | |
| v2=temp; | |
| } | |
| void sort(int b[],int SIZE1) | |
| { | |
| int max,r; | |
| for(r=0;r<SIZE1-1;r++) | |
| { | |
| max=r; | |
| for(int j=r+1;j<SIZE1;j++) | |
| if(b[j]>b[max]) | |
| max=j; | |
| swap(b[r],b[max]); | |
| } | |
| } |
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