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  1. #include<stdio.h>
  2. #include<math.h>
  3. #define NCOL1 2
  4. #define NCOL2 2
  5. #define NROW1 2
  6. #define NROW2 2
  7. #define NCOL3 2
  8. #define NROW3 2
  9. double arrsum[NCOL3][NROW3]; 
  10. int main(void)
  11.         {
  12.   int i,j;
  13.   void addarray(double a,double b);
  14.   double ans;
  15.   double arr1[NCOL1][NROW1], arr2[NCOL2][NROW1];
  16.   printf("Please enter numbers for Matrix 1 :\n ");
  17.     for(i=0;i<NCOL1;i++){
  18.        for(j=0;j<NROW1;j++){
  19.         printf("Please Enter for arr1[%i][%i]\n",i,j);
  20.          scanf("%lf",&arr1[i][j]);
  21.         printf("arr1[%i][%i]:%lf\n",i,j,arr1[i][j]);
  22.        }
  23.     }
  24.     printf("Please enter numbers for Matrix 2 :\n ");
  25.     for(i=0;i<NCOL2;i++){
  26.       for(j=0;j<NROW2;j++){
  27.         printf("Please Enter for arr2[%i][%i]\n",i,j);
  28.         scanf("%lf",&arr2[i][j]);
  29.         printf("arr2[%i][%i]:%lf\n",i,j,arr2[i][j]);
  30.       }
  31.     }
  32.     for(i=0;i<NCOL3;i++){
  33.       for(j=0;j<NROW3;j++){
  34.         printf("%lf   %lf\n",arr1[i][j],arr2[i][j]);
  35.         addarray(arr1[i][j],arr2[i][j]);
  36.         printf("%lf\n",ans);
  37.       }
  38.     }
  39.     return 0;
  40. }
  41.  
  42. void addarray(double a,double b) {
  43.          int i,j,c=a+b;
  44.           for(i=0;i<NCOL3;i++){
  45.                  for(j=0;j<NROW3;j++){
  46.                          arrsum[i][j]=a+b;
  47.                  }
  48.           }
  49.           return c;
  50.  }
Success #stdin #stdout 0.02s 1724KB
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stdin
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stdout
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Please enter numbers for Matrix 1 :
 Please Enter for arr1[0][0]
arr1[0][0]:0.000000
Please Enter for arr1[0][1]
arr1[0][1]:1.000000
Please Enter for arr1[1][0]
arr1[1][0]:2.000000
Please Enter for arr1[1][1]
arr1[1][1]:3.000000
Please enter numbers for Matrix 2 :
 Please Enter for arr2[0][0]
arr2[0][0]:4.000000
Please Enter for arr2[0][1]
arr2[0][1]:5.000000
Please Enter for arr2[1][0]
arr2[1][0]:6.000000
Please Enter for arr2[1][1]
arr2[1][1]:7.000000
0.000000   4.000000
0.000000
1.000000   5.000000
0.000000
2.000000   6.000000
0.000000
3.000000   7.000000
0.000000
https://ideone.com/9Ulbo
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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