scanf
scanf列表
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定义一结构体变量,用其表示点坐标,并输入两点坐标,求两点之间的距离
解:#include #include struct point{ float x; float y; }; main(){ float dis; struct point pt1,pt2; printf(“input point1.x:”); scanf(... [scanf]
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计算 s=(x*y)1/2,用两个宏定义来实现
解:#include #include main()#define s1(a,b) ((a) *(b))#define s(c) sqrt(c ){ float result; int n1,n2; scanf(“%d”,%n1); scanf(“%d”,&n2);... [scanf]
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定义一结构体数组表示分数,并求两个分数相加之和
解: #include #include struct fenshu{ int fz; int fm; }; main() { int I; struct fenshu f1,f2,result; printf(“input f1.f... [scanf]
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利用异或运算实现两个无符号数的加法运算
解:#include main(){unsigned a,b,c,result,add;int i;c=1;result=0;add=0;printf(“input a:”);scanf(“%0”,&a);printf(“input b:”);scanf(“%o... [scanf]