一#include int main( ) int max(int x,int y); int a,b,c; printf(此程序用于比较两数的值的大小n请输入两数（用空格键隔开）); scanf(%d%d,&a,&b); c = max(a,b); printf(max=%dn,c); return 0; int max(int x,int y) int z; if (x y) z = x; else z = y; return(z);二#includeint main()int max(int x,int y);int a,b,c;scanf(%d,%d,&a,&b);printf(max=%dn,c);return 0;int max(int x,int y)int z;if(xy)z=x;else z=y;return (z);三#include#include#includevoid main()char ch;int i,sum=0;for(i=1;i=100;i+)sum=sum+i;system(title 程序-作者：何兴磊); printf(%dn,sum);ch=getch();四#include #includevoid main() printf(我爱你ni love youn );while(1)system(title 我爱你);五#include #include #include#include#define I 20 /爱心的上半部分两个小半圆的半径#define R 340 /爱心的下半部分圆弧曲线半径int main() int i,j,e; int a; /爱心的上半部分 为两个实心半圆for(i=1,a=I;i0;j-) printf( ); for(e=1;e0;j-) printf( );for(e=1;e=2*sqrt( (double) (I*I-(a-i)*(a-i) );e+) printf(3);printf(n); /爱心的中间一行 可以打印一些标记for(i=1;i80;i+)if(i=25)printf( O(雨晨)O I LOVE YOU！);i+=30;printf(3); printf(n); /爱心的下半部分 以R为半径的左右两条圆弧曲线 R设置为比较大for(i=1;i0;j-) printf( );for(e=1;e=2*( sqrt( (double)(R*R-i*i) ) - (R-2*I) );e+) printf(3);printf(n); system(title 呵呵之表白);while(1) system(color a);Sleep(500);system(color b);Sleep(500);system(color c);Sleep(500);system(color d);Sleep(500);system(color e);Sleep(500);system(color f);Sleep(500);system(color 0);Sleep(500);system(color 1);Sleep(500);system(color 2);Sleep(500);system(color 3);Sleep(500);system(color 4);Sleep(500);system(color 5);Sleep(1000);system(color 6);Sleep(500);system(color 7);Sleep(500);system(color 8);Sleep(500);system(color 9);Sleep(500);system(color ab);Sleep(500);system(color ac);Sleep(500);system(color ad);Sleep(500);system(color ae);Sleep(500);system(color af);Sleep(500); return 0;六#include #includevoid main()int value1,y; /变量定义system(title 程序-作者：何兴磊); /*写入程序的作者*/printf(input 1 numbers:n);scanf(%d,&value1);if (value10)y=value1+2;else y=value1*value1;printf(%dn,y);七#include#includevoid main()int a,b,c,max;printf(input a,b,c:n);scanf(%d%d%d,&a,&b,&c);max=a;if(maxb) max=b;if(maxc) max=c;printf(max=%dn,max);system(title 程序-作者：何兴磊); 八#include#includemain()int month,day;system(title 程序-作者：何兴磊);printf(本程序实现输入出生月份和日期，输出对应的星座n);printf(输入出生月份和日期（用空格分隔月和日）：);scanf(%d%d,&month,&day);if(month=12)&(day21)|(month=1)&(day19)|(month=2)&(day18)|(month=3)&(day20)|(month=4)&(day20)|(month=5)&(day20)|(month=6)&(day21)|(month=7)&(day22)|(month=8)&(day22)|(month=9)&(day22)|(month=10)&(day22)|(month=11)&(day21)|(month=12)&(day22)printf(你是射手座的n);九#define PI 3.14#include void main()float r,s,v;printf(此程序用于计算圆的面积和体积n请输入圆的半径R=);scanf(%f,&r);s=PI*r*r;v=4.0/3.0*PI*r*r*r;printf(s=%f,v=%fn,s,v);十#include#includevoid main()char ch;scanf(%c,&ch);ch=ch-a+A;printf(%cn,ch);system(title 程序-作者：何兴磊);十一。海伦公式#include #include void main ( ) double a,b,c,s,area; printf(给三角形的三边，求三角形面积na b c=);scanf(%d%d%d,&a,&b,