C语言:输出1000内能被3整除的个数,并输出第n到m(含n,m,m,由键盘输入...答:代码文本:include "stdio.h"int main(int argc,char *argv[]){ int n,m,k;printf("Enter n & m(int 0<n<=m<=1000)...\n");if(scanf("%d%d",&n,&m)==2 && n>0 && n<=m && m<=1000){ printf("\nThere are %d integer can be divided exactly by 3.\n",1000/3);...