int i,j=1,n;char a[100];double sum=0,t=0.1;printf("请输入字符数字:\n");scanf ("%s"...
for(int i=0;i<200;++i){ if(str[i]>='0'||str[i]<='10'){ a=a*10+str[i];} } ...
classCat{private:boolIsNum(charCh){return(Ch>='0'&&Ch<='9');}boolIsBreak(charCh){staticc...