所以grade的值就会根据判断score是否>=90，如果是>=90的，那么返回A，如果不是，则返回后面一个小的条件表达式，里面再进一步判断是否>=60，是>=60则返回B，否则返回C。就这么简单 1、char grade；定义一个变量grade，类型为chargrade=score>=90?'A':(score>=60?'B':'C');可以写成grade=（sco...
include "stdio.h"int main(void){ int x,s,t,i; printf("Please enter 50 positive integers...\n"); for(i=0;i<50;i++){ while(1){ if(scanf("%d",&x) && x>0) break; printf("Error, redo: "); } for(t=x,s=0;t;s+=t%10*(t%10),...
int main() { int x; scanf("%d",&x); if(x==2||x==3) { printf("%d是素数",x); return 0; } else if((x==1)||(x%6!=1&&x%6!=5)) { printf("%d不是素数",x); return 0; } else { for(int i=5;i<=sqrt(x);i+=6) if(x%i==0||x%(i+2)==0) { printf...
include <stdio.h>int a,b,c; //定义三个全局变量void sort() //不需要参数{ int t; if(a>b) { t=a;a=b;b=t; } if(b>c) { t=b;b=c;c=t; } if(a>b) { t=a;a=b;b=t; }}int main(){ printf("输入："); sc...
int main(){ float sum=5.0; int n;//购买数量 printf("输入要购买的数量:"); scanf("%d",&n);//输入购买数量 if((n>5)&&(n<=10)){//打九折 sum=sum*n*0.9; } if((n>10)&&(n<=20)){ sum=sum*n*0.8; } if((n>20)&&(n<=50)){ sum=sum*n*0.7; ...
<stdio.h>#define SIZE 10int main(){int a[SIZE]={10,12,14,16,18,20,13,200,134,59}; /* 初始化数组 */int b[SIZE+1]={0},i,j,x,v; /* b数组为插入后的数组，新插入了一个元素，所以要在原数组的基础上加1 */printf(\"Please input insert addr:\");scanf(\"%d\",...
include "stdio.h"void main(){ int x,y,z,t;printf("please input three numbers\n");scanf("%d%d%d",&x,&y,&z);if(x>y){t=x;x=y;y=t;} if(x>z){t=x;x=z;z=t;} if(y>z){t=y;y=z;z=t;} printf("Smallest is %d\nBiggest is %d\n", x,z);} 用...
int main(void){ int i, j; printf("请输入两个数:"); //提示输入 scanf("%d %d", &i, &j); //注意取地址符& if (i>j) { printf("i大于j\n"); } else { printf("i小于j\n"); } return 0;}运行结果:请输入两个数:43 56i小于j这里我首先要强调的是:在前面讲 scanf 的时候,为了...
[4];\x0d\x0a\x0d\x0avoid main()\x0d\x0a{\x0d\x0a struct student_record student[4];\x0d\x0a struct student_record stu;\x0d\x0a int i,j;\x0d\x0a printf("please input date:\n");\x0d\x0a for(i=0;i<4;i++)\x0d\x0a scanf("%s%d%d%d",student[i].name...
参考资料百度百科-ASCIIinclude <stdio.h>include <stdlib.h>int main(){char x;printf("input a character:\n");scanf("%c",&x);printf("ASCII of '%c' is %d\n",x,x);getch( );}main(){ char x;scanf ("%c",&x);printf("%x",x);}VB的建控件text1private sub form_load(...