Shift all elements by one to the right and move the last element into the first position. For example, 1 4 9 16 25 would become 25 1 4 9 16.

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Cprogram to find //perimeter of rectangle printf(" \n perimeter of rectangle \n"); printf(""); printf("\n enter width and length of the rectangle : "); scanf("%f%f", & width,& length); perimeter = 2 * (width + length); printf("perimeter of rectangle is: %.3f", perimeter);  

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