#include <stdio.h>
#include <stdlib.h>
//logic to scale colours based on range
int main() {
int minD=99;
int maxD=2000;
unsigned int range= abs(maxD-minD);
printf("Range: %d\n", range );
//
int result = range / 7;
int remainder = result % 7;
int spectrum = result - remainder;
 printf("spectrum: %d\n",spectrum);
int depth_value=20;
if(depth_value>minD &&depth_value<maxD){	//if depth_value in range
	printf("Value in Range:\n");
 if(depth_value>=spectrum*1 && depth_value<=spectrum*2){printf("Red %d\n",depth_value);}
else if(depth_value>=spectrum*2 && depth_value<=spectrum*3){printf("Oragnge %d\n",depth_value);}
else if(depth_value>=spectrum*3 && depth_value<=spectrum*4){printf("yellow\n %d",depth_value);}
else if(depth_value>=spectrum*4 && depth_value<=spectrum*5){printf("Green\n %d",depth_value);}
else if(depth_value>=spectrum*5 && depth_value<=spectrum*6){printf("blue %d\n",depth_value);}
else if(depth_value>=spectrum*6 && depth_value<=spectrum*7){printf("fuchia %d\n",depth_value);}
else if(depth_value>=spectrum*7 && depth_value<=spectrum*8){printf("violet %d\n",depth_value);}
}else {
	if(depth_value<minD || depth_value>maxD){printf("balck %d\n",depth_value);}
}

/*
for (int i=minD; i<=maxD; i++){

    // Calculate the remainder when dividing N by 7
    int remainder = i % 7;
    // Subtract the remainder from N to make it evenly divisible by 7
    int result = i - remainder;
    printf(" %d divided by 7 remains:%d divisible by: %d\n",i,remainder, result);
	}
*/
    return 0;
}