[码蹄集新手训练营]MT1016-MT1020

题号

MT1016 宽度与对齐

#include<stdio.h>
int main() 
{ printf("%-5d %5d\n%-5d %5d\n%-5d %5d",455,455,-123,-123,987654,987654);return 0; 
}

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MT1017 左右对齐

#include<stdio.h>
int main() 
{ double x,y;x=3.141593;y=22.345600;   printf("%-14lf %14lf\n",x,x);printf("%-14lf %14lf\n",y,y);return 0; 
}

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MT1018 输入宽度

#include<stdio.h>
int main() 
{ int a1,a2,a3;scanf("%3d%3d%3d",&a1,&a2,&a3);printf("%d %d %d",a1,a2,a3);return 0; 
}

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MT1020 %s格式符

#include <stdio.h>
int main() 
{ char a[10];// scanf("%c",&a);gets(a);//gets可以读取带有空格的字符串，scanf不行printf("%6.3s",a);return 0; 
}