次序10进制2元四则运算算式代码正确 (2)

#include <stdio.h> #include <stdlib.h> int main() {freopen("次序10进制2元四则运算算式.txt", "w", stdout);//如需测试可删除此句freopen("次序10进制2元四则运算算式.txt", "w", stdout); int i,a,b; for (i=0;i<10;i++) {

for (a=1;a<50;a++) for (b=1;b<50;b++) if(a>b); printf("%2d-%2d = %2d\n",a,b,a-b); printf("%2d+%2d = %2d\n",a,b,a+b); printf("%2d×%2d = %2d\n",a,b,a*b);

float a,b; for (a=1;a<50;a++) for (b=1;b<50;b++)

printf("%.0f÷%.0f=%f\n",a,b,a / b); } }

全正确例题 #include <stdio.h> #include <stdlib.h> int main() {freopen("次序10进制2元四则运算全正确算式.txt", "w", stdout); int i,a,b;

for (a=1;a<50;a++) for (b=1;b<50;b++)

printf("%2d-%2d = %2d\n",a,b,a-b); for (a=1;a<50;a++) for (b=1;b<50;b++)

printf("%2d+%2d = %2d\n",a,b,a+b); for (a=1;a<50;a++) for (b=1;b<50;b++)

printf("%2d×%2d = %2d\n",a,b,a*b);

float a,b; for (a=1;a<50;a++) for (b=1;b<50;b++)

printf("%.0f÷%.0f=%f\n",a,b,a / b); }

正确例题 #include <stdio.h> #include <stdlib.h>

int main(void) {freopen("次序10进制2元四则运算全正确算式.txt", "w", stdout); int i, a, b;

for (a = 1; a < 20; a++)
    for (b = 1; b < 20; b++)
        printf("%2d - %2d = %2d\n", a, b, a - b);

for (a = 1; a < 20; a++)
    for (b = 1; b < 20; b++)
        printf("%2d + %2d = %2d\n", a, b, a + b);

for (a = 1; a < 20; a++)
    for (b = 1; b < 20; b++)
        printf("%2d × %2d = %2d\n", a, b, a * b);

float x, y;  // 更改变量名为 x 和 y 以避免重复定义
for (x = 1; x < 20; x++)
    for (y = 1; y < 20; y++)
        printf("%f ÷ %f = %f\n", x, y, x / y);  // 使用 %f 来打印浮点数
return 0;

}

最新QZQ代码 #include <stdio.h> #include <stdlib.h> int main() {freopen("顺序10进制2元四则运算算式结果.txt", "w", stdout);//如需测试可删除此句freopen("次序10进制2元四则运算算式.txt", "w", stdout); int a,b;

for (a=1;a<50;a++) for (b=1;b<50;b++)

printf("%2d+%2d = %2d\n",a,b,a+b); for (a=1;a<50;a++) for (b=1;b<50;b++)

printf("%2d-%2d = %2d\n",a,b,a-b); for (a=1;a<50;a++) for (b=1;b<50;b++)

printf("%2d×%2d = %2d\n",a,b,a*b);

float x,y; for (x=1;x<50;x++) for (y=1;y<50;y++)

printf("%.0f÷%.0f=%f\n",x,y,x / y); }