https://www.acmicpc.net/problem/26332
26332번: Buying in Bulk
The first input line contains a positive integer, n, indicating the number of customers to check. The customers are on the following n input lines, one customer per line. Each line provides two integers; the first integer c (1 ≤ c ≤ 100) is the number
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def sol(cnt, price):
if cnt>1:
return cnt*price-(cnt-1)*2
else:
return price
if __name__ == '__main__':
n = int(input())
for _ in range(n):
cnt, price = map(int, input().split())
print(cnt, price)
print(sol(cnt, price))
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