54.c

计算概论阅读材料

#include <stdio.h>
void main(void)
{
	int nc , nl ;
	char c ;
	nc=nl=0 ;
	printf("%3d", ++nl) ;//nl+1
	while( (c=getchar( ))!=EOF){
		putchar(c) ;
		if(c!=' '&&c!='\t'&&c!='\n')
			nc++ ;
		if(c=='\n'){
			nl++ ;
			printf("%3d", nl);
			}
		}
	printf("非空白字符数%3d\n", nc ) ;
}