Revise paste Toss Up Dice Simulator - c

#include <stdio.h>
#include <stdlib.h>
#include <time.h>

typedef char * string;

int main(int argc, const char* argv[]){

int rolls;
	int dice_num;
	int r; 
	int y;
	int i;
	
	int win = 0;
	int lose = 0;
	int green = 0;
	int red = 0;
	char *die;

srand(time(NULL));

string dice[6];
	
	dice[0] = "red";
	dice[1] = "yellow";
	dice[2] = "yellow";
	dice[3] = "green";
	dice[4] = "green";
	dice[5] = "green";

if(argc < 2 ){
		printf("How many times do you want to roll?\n");
		scanf("%d", &rolls);
	
		printf("How many dice do you want to roll?\n");
		scanf("%d", &dice_num);
	}
	else{
		rolls = atoi(argv[1]);
		dice_num = atoi(argv[2]);
	}
	for (i=rolls;i > 0;i--){
		for (y=dice_num;y > 0;y--){
		        r=rand()%6;
			die = dice[r];
			printf("%s,",die);
			if(die == "green"){
				green++;
			}
			else if(die == "red"){
				red++;
			}
		}
		//printf("green: %d\nred: %d\n",green,red);
		printf("\n");
		if( green == 0 && red > 0 ){
			lose++;
		}
		else{
			win++;
		}
		red=0;
		green=0;
	}

printf("Wins: %d\nLoses: %d\n",win,lose);

return 0;
}