codeflash-internal/experiments/pie_test_set/p02696.py

17 lines
338 B
Python

def problem_p02696(input_data):
import sys
from sys import stdin
A, B, N = [int(x) for x in stdin.readline().rstrip().split()]
# N, M = [int(x) for x in stdin.readline().rstrip().split()]
# U = input_data.split()
x = min(B - 1, N)
ans = int((A * x) / B) - A * int(x / B)
return ans
# if N >= B: