22 lines
390 B
C
22 lines
390 B
C
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#include <stdio.h>
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int main(void){
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int numbers,count,c_count,i;
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double hgt[105];
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scanf("%d",&numbers);
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for(count = 0; count < numbers; count++){
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scanf("%d",&c_count);
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for(i = 0; i < c_count; i++){
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scanf("%lf",&hgt[i]);
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}
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int if_ch = 1;
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double max = hgt[0];
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for(i = 0; i < c_count; i++){
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if(hgt[i] > max) max = hgt[i];
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}
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printf("%.2lf\n",max);
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}
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return 0;
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}
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