Sparse Matrix Representation in 3 Column Method in C....

SparseMatrix.c

#include <stdio.h>
#include <stdlib.h>

// Structure Definations
struct element {
  int i;
  int j;
  int data;
};

struct sparse {
  int Row;
  int Col;
  int nonZero;
  struct element *newElement;
};
void CreateSparse(struct sparse *s);
void DisplaySparse(struct sparse s);

int main(void) {
  struct sparse s;
  CreateSparse(&s);
  DisplaySparse(s);
  free(s.newElement);
  return 0;
}

void CreateSparse(struct sparse *s) {
  setbuf(stdout, 0);
  printf("Enter Dimension of Sparse matrix Row X Col and No. of non zero "
         "elements =>");
  scanf("%d %d %d", &s->Row, &s->Col, &s->nonZero);

  s->newElement = (struct element *)malloc(s->nonZero * sizeof(struct element));

  printf("Now enter all the non                  zero values followed by "
         "indices i X j =>");
  for (int i = 0; i < (s->nonZero); i++)
    scanf("%d %d %d", &s->newElement[i].data, &s->newElement[i].i,
          &s->newElement[i].j);
}

void DisplaySparse(struct sparse s) {
  int k = 0;
  for (int i = 0; i < s.Row; i + +) {
    for (int j = 0; j < s.Col; j++) {
      if (i == s.newElement[k].i && j == s.newElement[k].j) {
        printf("%d ", s.newElement[k].data);
        k++;
      } else
        printf("0 ");
    }
    printf("\n");
  }
}