解题思路:通过循环解决问题
注意事项:
参考代码
:#include <stdio.h>
int main()
{
int n, m, i, sum = 0, j, a;
scanf("%d", &n);
for (i = 0; i < n; i++)
{
scanf("%d", &m);
for (j = 0; j < m; j++)
{
scanf("%d", &a);
sum = sum + a;
}
printf("%d", sum);
}
return 0;
}
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#include <stdio.h> int main() { int a, i; int j, m; int sum = 0; int arr[100] = {0}; scanf("%d", &i); for (j = 0; j < i; j++) { scanf("%d", &m); for (a = 0; a < m; a++) { scanf("%d", &arr[a]); sum += arr[a]; } printf("%d\n", sum); sum = 0; } }
代码不对,sum没初始化
HashMap 2022-12-26 22:02:46 |
#include <stdio.h> int main() { int a, i; int j, m; int sum = 0; int arr[100] = {0}; scanf("%d", &i); for (j = 0; j < i; j++) { scanf("%d", &m); for (a = 0; a < m; a++) { scanf("%d", &arr[a]); sum += arr[a]; } printf("%d ", sum); sum = 0; } }