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arrayrevision.c
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arrayrevision.c
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// array revision programs
/*#include<stdio.h>
int main(){
int n,m;
printf("enter no of rows for an array: ");
scanf("%d",&n);
printf("enter no of columns for an array: ");
scanf("%d",&m);
int arr[n][m];
for(int i=0;i<n;i++){
for(int j=0;j<m;j++){
printf("enter the value of index %d , %d: ",i+1,j+1);
scanf("%d",&arr[i][j]);
}
}
printf("array you entered:- \n");
for(int i=0;i<n;i++){
for(int j=0;j<m;j++){
printf(" %d ",arr[i][j]);
}
printf("\n");
}
return 0;
}
//table of a number using array
#include<stdio.h>
int main(){
int n;
printf("enter the number you want the table of: ");
scanf("%d",&n);
int arr5[10];
for(int i=0;i<10;i++){
arr5[i]=n*(i+1);
}
for(int i=0;i<10;i++){
printf("%d\n",arr5[i]);
}
return 0;
}
#include<stdio.h>
int main(){
int n;
printf("Enter the size of array: ");
scanf("%d",&n);
int arr[n];
printf("\n");
for(int i=0;i<n;i++){
printf("Enter value at index %d: ",i+1);
scanf("%d",&arr[i]);
}
int rarr[n],j=n-1;
for(int i=0;i<n;i++){
rarr[i]=arr[j];
j--;
}
printf("\nArray you entered: ");
for(int i=0;i<n;i++){
printf("%d ",arr[i]);}
printf("\n\nReversed array: ");
for(int i=0;i<n;i++){
printf("%d ",rarr[i]);}
printf("\n");
return 0;
}*/
//array of size 3 X 10 containing multiplication table
#include<stdio.h>
int main(){
int arr[3][10];
for(int i=1;i<4;i++){
for(int j=1;j<11;j++){
if(i==1){
arr[i][j]=2*j;
}
if(i==2){
arr[i][j]=7*j;
}
if(i==3){
arr[i][j]=9*j;
}
}
}
for(int i=1;i<4;i++){
for(int j=1;j<11;j++){
printf("%d ",arr[i][j]);
}
printf("\n");
}
}