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#2
吹水佬2020-10-01 20:23
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#include<stdio.h>
int main()
{
int a;
a=scanf();
int b;
b=scanf();
int c;
c=scanf();
if(a+b>c;b+c>a;c+a>b;)
{
printf("yes");
}
else
{
exit(0);
}
return 0;
}