26 lines
511 B
C++
26 lines
511 B
C++
#include <stdio.h>
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#include <math.h>
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#define eps 1e-12
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int main()
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{
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double a,b,c,d;
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while(scanf("%lf%lf%lf%lf",&a,&b,&c,&d)!=EOF)
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{
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double s,s1;
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s=b*log(a);
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s1=d*log(c);
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if(a==1 &&c==1)
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{
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printf("=\n");
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continue;
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}
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if(fabs(s-s1)<eps)
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printf("=\n");
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else if(s>s1)
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printf(">\n");
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else if(s<s1)
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printf("<\n");
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}
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return 0;
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}
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