hw2 1st

homework2/homework2.c

+#include <time.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+
+
+
+void size(int* rows,int* columns);
+void fill(int rows,int columns);
+
+int main(void){
+    int rows ;
+    int columns ;
+    size(&rows,&columns);
+    fill(rows,columns);
+
+
+
+
+return 0 ;
+}
+void size(int *rows,int *columns){
+
+    *rows = 0;
+    *columns =0 ;
+    while(*rows<= 0) {
+        printf("enter number of rows\n");
+        scanf("%d", rows);
+
+    }
+
+    while(*columns <= 0) {
+        printf("enter number of columns\n");
+        scanf("%d", columns);
+
+    }
+    printf("%d rows %d columns \n",*rows,*columns);
+}
+void fill(int rows,int columns){
+    int h;
+    int i;
+    int j;
+    int myArray[rows][columns];
+    for (i=0 ;i< rows ;i++){
+        for(j=0;j<columns;j++){
+                printf("enter number \n");
+                scanf("%d", &h);
+                myArray[i][j] = h;
+        }
+
+    }
+      for (i=0 ;i< rows ;i++){
+        for(j=0;j<columns;j++){
+                printf("%d",myArray[i][j]);
+        }
+    printf("\n");
+    }
+}