29 lines
593 B
C++
29 lines
593 B
C++
#include <stdio.h>
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int main()
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{
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int n,a,b,c;
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scanf("%d",&n);
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while(n--){
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scanf("%d%d%d",&a,&b,&c);
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if(a!=0){
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if(b*b-a*4*c>0)
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printf("2\n");
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else if(b*b==4*a*c)
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printf("1\n");
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else
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printf("0\n");
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}
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else{
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if(b==0){
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if(c==0)
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printf("INF\n");
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else
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printf("0\n");
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}
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else
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printf("1\n");
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}
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}
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return 0;
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}
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