for i in range(101):
for j in range(101):
for k in range(101):
if(i5+j2+k==100):
print("%d"%(i,j,k))不让输入相同的%d所以省略了
# 100元分成5元2元和1元的方法
for i in range(0, 20):
for j in range(0, 50):
for k in range(0, 100):
if (i * 5 + j * 2 + k) == 100:
print('5元: %d 2元: %d 1元: %d' % (i, j, k))