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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main(){
  5.     int  rA, cA, rB, cB, k;
  6.  
  7.     int *kp = &k;
  8.  
  9.     printf("Enter A (m x n): ");
  10.     if(!scanf("%d%d", &rA, &cA)){
  11.         printf("\nInvalid input.");
  12.         return 1;
  13.     }
  14.     if(cA < 1 || rA < 1){
  15.         printf("\nInvalid input.");
  16.         return 1;
  17.     }
  18.  
  19.     printf("\nEnter A (n x p): ");
  20.     if(!scanf("%d%d", &rB, &cB)){
  21.         printf("\nInvalid input.");
  22.         return 1;
  23.     }
  24.     if(cB < 1 || rB < 1){
  25.         printf("\nInvalid input.");
  26.         return 1;
  27.     }
  28.  
  29.     printf("\nEnter the value of k: ");
  30.     if(!scanf("%d", &k)){
  31.         printf("\nInvalid input.");
  32.        return 1;
  33.     }
  34.     if(k < 1){
  35.         printf("\nInvalid input.");
  36.         return 1;
  37.     }
  38.  
  39.  
  40.  
  41.     int N = 1;
  42.     while((N < rA) || (N < cA) || (N < rB) || (N < cB)){
  43.         N *= 2;
  44.     }
  45.  
  46. 	printf("\n %d %d %d", rA, cA, N);
  47.     int *A, *B, *C;
  48.     *A = (int*)malloc(sizeof(int)*N*N);
  49.     *B = (int*)malloc(sizeof(int)*N*N);
  50.     *C = (int*)malloc(sizeof(int)*rA*cB);
  51.     if (A == NULL || B == NULL || C == NULL){
  52.         printf("\nThe program can't get enough RAM.");
  53.         return 1;
  54.     }
  55.     printf("SUCCESS!!!!!!11");
  56.     return 0;
  57. }
Runtime error #stdin #stdout 0s 2304KB
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stdin
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1 1 1 1 1
stdout
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Standard output is empty
https://ideone.com/OxmBjc
language:
C (gcc 8.3)
created:
8 years ago
visibility:
public

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