30 lines
580 B
C
30 lines
580 B
C
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#include <stdio.h>
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int main(void){
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int numbers;
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scanf("%d",&numbers);
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int count,c_count,i;
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double score, credit;
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double sum_s, sum_c;
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char name[35];
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for(count = 0; count < numbers; count++){
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scanf("%d",&c_count);
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int if_do = 1;
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sum_s = 0.0, sum_c = 0.0;
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for(i = 0; i < c_count; i++){
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scanf("%s %lf %lf",name, &credit, &score);
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if (score < 60){
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if_do = 0;
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}
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else{
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sum_c += credit;
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sum_s += credit * score;
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}
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}
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if(if_do) printf("%.2lf\n",sum_s/sum_c);
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else printf("Sorry!\n");
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if(count != numbers -1) printf("\n");
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}
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return 0;
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}
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