#include<stdio.h>

int main(){
	int a,b,c,i,j,k;
	long d;
	scanf("%d %d %d %ld",&a,&b,&c,&d);
	if(c==0){
		if(d<(long)(a+b-2)){
			printf("-1\n");
		}else{
			printf("%d %d\n",a+b,a+b-2);
			for(i=1;i<a;i++){
				printf("0 %d\n",1+i);
			}
			for(j=1;j<b;j++){
				printf("1 %d\n",i+j);
			}
		}
	}else if(c==1){
		if(d<(long)(a+b-2) || a+b-2==0){
			printf("-1\n");
		}else{
			printf("%d %d\n",a+b-1,a+b-2);
			if(a==1){
				printf("1 0\n");
				for(i=1;i<b-1;i++){
					printf("1 %d\n",i+1);
				}
			}else if(b==1){
				printf("0 1\n");
				for(i=1;i<a-1;i++){
					printf("0 %d\n",i+1);
				}
			}else{
			for(i=1;i<a;i++){
				printf("0 %d\n",1+i);
			}
			for(j=1;j<b;j++){
				printf("1 %d\n",i+j-1);
			}
			}
		}
	}else if(a==c){
		if(b==c){
			if(d<(long)c) printf("-1\n");
			else{
				printf("%d %d\n",c,c);
				printf("0 1\n1 0\n");
				for(i=2;i<c;i++){
					printf("0 %d\n",i);
				}
			}
		}else{
			if(d<(long)(b-1)) printf("-1\n");
			else{
				printf("%d %d\n",b,b-1);
				printf("1 0\n");
				for(i=1;i<c;i++){
					printf("0 %d\n",i+1);
				}
				for(j=i+1;j<b;j++){
					printf("1 %d\n",j);
				}
			}
		}
	}else if(b==c){
		if(d<(long)(a-1)) printf("-1\n");
		else{
			printf("%d %d\n",a,a-1);
			for(i=0;i<c;i++){
				printf("%d %d\n",i,i+1);
			}
			for(j=i+1;j<a;j++){
				printf("0 %d\n",j);
			}
		}
	}else{
		if(d<(long)(a+b-c-1) || a==1 || b==1) printf("-1\n");
		else{
			printf("%d %d\n",a+b-c,a+b-c-1);
			printf("0 2\n1 2\n");
			for(i=2;i<c+1;i++){
				printf("%d %d\n",i,i+1);
			}
			for(j=0;j<a-c-1;j++){
				printf("0 %d\n",i+j+1);
			}
			for(k=0;k<b-c-1;k++){
				printf("1 %d\n",i+j+k+1);
			}
		}
	}
	return 0;
}