ä½ä¸1ï¼
#include<stdio.h>
void main()
{
int x;
scanf("%d", &x);
x = x * 2;
printf("%d", x);
}
2ï¼
#include<stdio.h>
void main()
{
float x;
scanf("%f", &x);
x = x / 2.0;
printf("%f", x);
}
ä½ä¸1
#include<stdio.h>
void main()
{
int x, y;
scanf("x=%d,y=%d", &x,&y);
printf("%d,%d", x,y);
}
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