C Program to Print Right Angled Triangle

C Program to print Right Angled Triangle using For Loop

1.

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@@
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#include
int main(){
        int x,i,j;
        printf("Triangle range:");
        scanf("%d",&x);
        for(i=1;i<=x;i++){
                for(j=1;j<=i;j++)
                        printf("@");
                printf("\n");
        }
        return 0;
}

2.

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@

#include
int main(){
            int x,i,j;
        printf("Triangle Range:");
        scanf("%d",&x);
        for(i=1;i<=x;i++){
                for(j=i;j<=x;j++)
                        printf("@");
                printf("\n");
        }
        return 0;
}

3. 

              @
           @@
       @@@
   @@@@
@@@@@
#include
int main(){
        int x,i,j,k;
        printf("Triangle Range:");
        scanf("%d",&x);
        for(i=1;i<=x;i++)
        {
                for(j=x-1;j>=i;j--)
                        printf(" ");
                for(k=1;k<=i;k++)
                        printf("@");
                printf("\n");
        }
        return 0;
}

4.
@@@@@
   @@@@
      @@@
         @@
            @
#include
int main()
{
        int i,j,k,x;
        printf("Triangle Range:");
        scanf("%d",&x);
        for(i=1;i<=x;i++)
        {
                for(j=x;j>=i;j--)
                        printf("@");
                printf("\n");
                for(k=1;k<=i;k++)
                        printf(" ");
        }
}