P3
3 2
255
255   0   0     0 255   0     0   0 255
255 255   0   255 255 255     0   0   0


#include <stdio.h>

int main(){
	int height;
	int width;
	int max;
	int magicnum;
	int count;
	unsigned int currentpixel;
	unsigned int currentred;
	unsigned int currentgreen;
	unsigned int currentblue;

	if(scanf("P%d", magicnum) <= 0){
		return 1;
	}

	if(magicnum != 3){
		return 1;
	}

	if(scanf("%d%d%d", width, height, size) < 3){
		return 1;
	}

	count = 0;
	if(count < width*height){
		scanf("%d%d%d", currentred, currentgreen, currentblue){
			currentpixel = ((currentred*30)+(currentgreen*59)+(currentblue*11) / 100) * 255 / size;
			count ++;
			printf("%d ", currentpixel);


		}
	}
}