08/12/17 22:10:27
>>209
ちょーてきとー
#include<stdio.h>
int main(){
int max_i=0,max_total=0;
int i,num,cost;
int sum = 0;
int total_num = 0;
if(!freopen("/home/sample/PE1/2008/e12.txt","r",stdin)){
perror("/home/sample/PE1/2008/e12.txt");
return;
}
for(i=0;scanf("%*s%d%d",&num,&cost)!=EOF;++i){
int total = num*cost;
if(total > max_total){
max_total = total;
max_i = i;
}
sum += total;
total_num += num;
}
printf("取り引数%d\n",i);
printf("合計金額%d円 合計個数%d個\n",sum,total_num);
if(i)printf("平均%d円/個 %d円/取引\n",sum/total_num,sum/i);
printf("最大の取引は%d番目で%d円",max_i+1,max_total);
}