Add 字符分类统计

字符分类统计

@@ -0,0 +1,16 @@
+int main(int argc,char *argv[])
+{
+int digit=0,space=0,letter=0,other=0;
+char c;
+while((c=getchar())!=’\n’)
+if( c<=’9’ && c>=’θ’) 
+digit++;
+else if((c<=’z’ && c>=’a’) || (c<=’Z’ && c>=’A’) ) 
+letter++;
+else if( c ==’ ‘)
+space++;
+else
+other++;
+}
+printf(“%d %d %d %d\n”,letter,digit,space,other);
+return 0;