Wrong Answer
foo.c: In function 'main': foo.c:10:2: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &T); ^~~~~~~~~~~~~~~ foo.c:13:3: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^~~~~~~~~~~~~~~ foo.c:15:29: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] for (i = 0; i < n; i++) { scanf("%d", &num1[i]); } ^~~~~~~~~~~~~~~~~~~~~ foo.c:16:29: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] for (i = 0; i < n; i++) { scanf("%d", &num2[i]); } ^~~~~~~~~~~~~~~~~~~~~
代码
#include<stdio.h>
int gcd(int m, int n) {
if (n == 0) return m;
return gcd(n, m % n);
}
int main() {
int T,n,num1[9999],num2[9999],i,temp;
scanf("%d", &T);
while (T > 0) { //节约出了一个变量i
//数据的输入,其实每次只需要看最后一个数据就行
scanf("%d", &n);
n++;
for (i = 0; i < n; i++) { scanf("%d", &num1[i]); }
for (i = 0; i < n; i++) { scanf("%d", &num2[i]); }
//for (i = 0; i < n; i++) { printf("%d", num1[i]); }
//for (i = 0; i < n; i++) { printf("%d", num2[i]); }
//下面开始各种情况的列举
i--;
if (num1[i] != 0 && num2[i] != 0) { //上下的次数相同,即有答案,则主要目标是考虑约分的问题
if (num1[i] % num2[i] == 0 || num2[i] % num1[i] == 0) {
if (num1[i] > num2[i]) {
temp = gcd(num1[i], num2[i]);
}
else {
temp = gcd(num2[i], num1[i]);
}
printf("%d %d\n", num1[i] / temp, num2[i] / temp);
}
}
else if (num1[i] == 0 && num2[i] != 0) { //上面次数小于下面次数,直接是0
printf("0 1\n");
}
else if (num2[i] == 0) { //上面次数大于下面次数,是正无穷
printf("infty\n");
}
T--;
}
return 0;
}
信息
- 递交者
- 类型
- 递交
- 题目
- P1000 hitwh 2019 新生赛 A ∞
- 语言
- C
- 递交时间
- 2020-12-21 20:34:33
- 评测时间
- 2020-12-21 20:34:33
- 评测机
- 分数
- 0
- 总耗时
- 104ms
- 峰值内存
- 352.0 KiB