C Statements
1,while((ch = getchar()) != EOF)
{
putchar(ch);
}
2,while((ch=getchar()) != EOF)
{
if(ch < '0' || ch > '9')
{
continue;
}
} //process only the digits
3,while(scanf("%f",&value) == 1)
{
if(value < 0)
{
break;
//process the nonnegative
}
}
4,while(scanf("%f",&value) == 1 && value >= 0)
{
;
}
5,while((ch = getchar()) != EOF && ch != '\n')
{
;
}
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