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字符统计.cpp

@@ -0,0 +1,55 @@
+
+#include<iostream> 
+using namespace std; 
+
+char Change(char c); 
+int IsLetter(char c); 
+
+int main() 
+{ 
+int n=0; 
+static int a[27]; 
+char str[100]; 
+cout<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>:"<<endl; 
+cin.getline(str,100); 
+
+for(int i=0; i<strlen(str); i++) 
+{ 
+if(IsLetter(str[i])) 
+{ 
+str[i]=Change(str[i]); 
+a[str[i]-'a']++; 
+} 
+else if(str[i]==' ' && n==0) 
+{ 
+a[26]++; 
+n++; 
+} 
+} 
+
+for(int j=0; j<=26; j++) 
+{ 
+if(a[j]!=0 && j!=26) 
+{ 
+cout<<char(j+'a')<<"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> "<<a[j]<<endl; 
+} 
+} 
+if(a[26]!=0) 
+{ 
+cout<<"<EFBFBD>ո<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>"<<endl; 
+} 
+} 
+
+char Change(char c) 
+{ 
+if(c>='A' && c<='Z') 
+{ 
+return c-('A'-'a'); 
+} 
+return c; 
+} 
+
+int IsLetter(char c) 
+{ 
+return (c>='a' || c>='A') && (c<='z' || c<='Z'); 
+}