https://pintia.cn/problem-sets/13/problems/408
1 #include <stdio.h> 2 int main(void) 3 { 4 int lower, upper; 5 int fahr; 6 double celsius; 7 8 scanf("%d %d", &lower, &upper); 9 if (lower <= upper && upper <= 100) 10 { 11 printf("fahr celsius "); 12 for (fahr = lower; fahr <= upper; fahr += 2) 13 { 14 celsius = 5.0 * (fahr - 32) / 9; 15 printf("%d%6.1f ", fahr, celsius); //%6.1f，6是显示宽度，不足6位，在左边添加空格 16 } 17 } 18 else 19 { 20 printf("Invalid "); 21 } 22 23 return 0; 24 }