题解 | #特殊乘法#
特殊乘法
https://www.nowcoder.com/practice/a5edebf0622045468436c74c3a34240f
#include <cstdio>
//讨论区gsnace得思路，太牛了
int main () {
int a = 0, b = 0;
char c;
while (' ' != (c = getchar()))
a += c - '0';
while (' ' <= (c = getchar()))
b += c - '0';
printf("%d", a * b);
}
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