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python/C++课程/第七课顺序结构程序设计/p56_3.cpp

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2025-08-30 18:35:01 +08:00
#include <stdio.h>
#define N 20
int main(void)
{
int a, b, c;
scanf("%d%d%d", &a, &b, &c);
printf("%d\n", N-a-b-c);
return 0;
}