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【数据结构】 三元组的转置,
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- #include <stdio.h>
- #define maxsize 100
- //三元组结点:
- typedef int datatype;
- typedef struct
- {
- int x;
- int y;
- datatype value;
- } Triple;
- //稀疏矩阵:
- typedef struct
- {
- Triple data[maxsize];
- int row;
- int val;
- int num;/*行、列、非零元素个数*/
- } TsMatrix;
- void main()
- {
- int m = 1;
- TsMatrix matrix = {0,};
- TsMatrix chaMatrix = {0,};
- int array[8][8] =
- {
- 0,2,1,3,5,8,6,};
- matrix.row = 8;
- matrix.val = 8;
- for (int i = 0; i < 8; i ++)
- {
- for (int j = 0; j < 8; j++)
- {
- if (array[i][j])
- {
- matrix.num ++;
- matrix.data[m].x = i;
- matrix.data[m].y = j;
- matrix.data[m].value = array[i][j];
- m++;
- }
- }
- }
- for (int i = 0; i < m; i++)
- {
- printf("%d %d %d\n",matrix.data[i].x,matrix.data[i].y,matrix.data[i].value);
- }
- // 转置并输出
- chaMatrix.num = matrix.num;
- chaMatrix.row = matrix.val;
- chaMatrix.val = matrix.row;
- m = 0;
- for ( int i = 0; i < matrix.val; i++)
- {
- for (int j = 0; j <= matrix.num; j++)
- {
- if (i == matrix.data[j].y)
- {
- chaMatrix.data[m].x = matrix.data[j].y;
- chaMatrix.data[m].y = matrix.data[j].x;
- chaMatrix.data[m].value = matrix.data[j].value;
- m++;
- }
- }
- }
- printf("\n**********转置后************\n");
- for (int i = 0; i < m; i++)
- {
- printf("%d %d %d\n",chaMatrix.data[i].x,chaMatrix.data[i].y,chaMatrix.data[i].value);
- }
- }