/* Program untuk Menentukan Jenis Segitiga */
#include <stdio.h>
int main()
{
int a, b, c;
scanf("%d %d %d", &a
, &b
, &c
);
if ((a >= b + c) || (b >= a + c) || (c >= a + b))
else
if ((a == b) && (b == c))
else if ((a == b) || (b == c) || (a == c))
else
return 0;
}
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