printf("hello c language");

知我者谓我心忧，不知我者谓我何求

大师看我沉沦魔道，我却笑大师心中痴迷，这世间万道，在在道理，难道你的岸方是岸，我的岸便是海？

#include<stdio.h>void main(){ int i=8; printf("%d\n",++i); printf("%d\n",--i); printf("%d\n",i++); printf("%d\n",i--); printf("%d\n",-i++); printf("%d\n",-i--);}

#include<stdio.h>void main(){ int i=8; printf("%d\n%d\n%d\n%d\n%d\n%d\n",++i,--i,i++,i--,-i++,-i--);}

#include<stdio.h>void main(){ int a,b,c; printf("input a,b,c\n"); scanf("%d%d%d",&a,&b,&c); printf("a=%d,b=%d,c=%d",a,b,c);}

#include<stdio.h>void main(){ int a,b; printf("input character a and b:\n"); scanf("%d%d",&a,&b); printf("%d%d\n",a,b);}

#include<stdio.h>void main(){ int a; printf("input a number\n"); scanf("%d",&a); printf("%ld",a);}

#include<stdio.h>void main(){char a,b,c;printf("input character a,b,c\n");scanf("%c %c %c",&a,&b,&c);printf("%d%d%d%\nc%c%c\n",a,b,c,a-32,b-32,c-32); }

#include <stdio.h>void main(){ int a,b,c;printf("请输入两个整数:\n"); scanf("%d%d",&a,&b); c=a+b; printf("%d+%d=%d\n",a,b,c);
}

#include<stdio.h>void main(){ short a=0xf245,b,c; b=a<<8; c=a>>8; c=c&0x00ff; a=b+c; printf("a=%x",a);}

#include<stdio.h>void main(){ unsigned long no; unsigned int year ,month, day; unsigned char sex; float chinese,math,english; float total, average;
printf("input the student's NO:"); scanf("%8ld",&no); printf("input the student's Birthday(yyyy-mm-dd):"); scanf("%4d-%2d-%2d",&year,&month,&day); fflush(stdin); printf("input the student's sex(M/F):"); scanf("%c",&sex); printf("input the student's scores(chinese,math,english):"); scanf("%f,%f,%f",&chinese,&math,&english); total=chinese+math+english; average=total/3; printf("\n===NO=======birthday==sex==chinese==math==english==total==average\n"); printf("%08ld %4d-%02d-%02d %c %-5,lf %-5.lf %-5.lf %-5.lf %-5.lf\n",no,year,month,day,sex,chinese,math,english,total,average);
}


大一时不知道自己不知道，大二知道自己不知道，大三不知道自己知道，大四知道自己知道