c

#include<stdio.h> #include<math.h> int main() { int a, b, c; char x, y, z,m,answer,op; printf("請輸入a和b"); printf("c爲a,b和。算平方根（c）請輸入x，算倒數(c)請輸入y,算a的b次方請輸入z"); scanf("%d%d%c",&a,&b,&op); c = a + b; do {

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