168.c

来自「C++游戏开发书籍的实例非常适合初学但又又想往游戏开发方面发展的人学习哦」· C语言 代码 · 共 56 行

#include <stdio.h>
int jsvalue(int bb[])
{
	int I,j,k=0;
	int hun,ten,data;
	for(I=100;I<=999;I++)
	{
		j=10;
		while(j*j<=I)
		{
			if (I==j*j)
			{
				hun=I/100;data=I-hun*100;
				ten=data/10;data=data-ten*10;
				if(hun==ten||hun==data||ten==data)
				{
					bb[k]=I;
					k++;
				}
			}
			j++;
		} 
	}
	return k;
}
void PressKeyToQuit()
{
	printf("\n Press any key to quit...");
	getch();
	return;
}
main()
{
	int b[20],num;
	clrscr();
	puts(" This program is to find the Perfect Square Numbers.");
	puts(" which have 3 digits, and 2 of them are the same.");
	puts(" These numbers are as follows:");
	num=jsvalue(b);
	writeDat(num,b);
	PressKeyToQuit();
}
writeDat(int num,int b[])
{
	FILE *out;
	int i;
	out=fopen("out168.dat","w");
	fprintf(out,"%d\n",num);
	for(i=0;i<num;i++)
	{
		fprintf(out,"%d\n",b[i]);
		printf(" %d",b[i]);
	}
	fclose(out);
}