compress.c

	#include "m.h"

	#define NEXT_FIELD b=strchr(b,';')+1;

	G g;
	L l[8];
	R r[28];

	char a[1024];
	char *b = a;

	main() {
		FILE *i = fopen("input.txt", "r");
		fgets(a, 1024, i);
		fclose(i);

		sscanf(b, "%d;%d;", &g.p, &g.t);
		NEXT_FIELD NEXT_FIELD

		TIMES(g.p) {
			l[i].b = (*b == 't'); NEXT_FIELD
			if(!l[i].b) {
				sscanf(b, "%d;%d;%d;%d;", &l[i].m, &l[i].c, &l[i].p, &l[i].t);
				NEXT_FIELD NEXT_FIELD NEXT_FIELD NEXT_FIELD
			}
		}

		TIMES(28) {
			sscanf(b, "%d;", &r[i].o); NEXT_FIELD
			r[i].m = (*b == 't'); NEXT_FIELD
			sscanf(b, "%d;", &r[i].i); NEXT_FIELD
		}

		TIMES(16) {
			sscanf(b, "%d", &g.a[i]);
			NEXT_FIELD
		}

		TIMES(16) {
			sscanf(b, "%d", &g.e[i]);
			NEXT_FIELD
		}

		FILE *c = fopen("c.dat", "w");
		fwrite(&g, sizeof(G), 1, c);
		fwrite(&l, sizeof(L), 8, c);
		fwrite(&r, sizeof(R), 28, c);
		fclose(c);
	}

decompress.c

	#include "m.h"

	G g;
	L l[8];
	R r[28];

	main() {
		FILE *c = fopen("c.dat", "r");
		fread(&g, sizeof(G), 1, c);
		fread(&l, sizeof(L), 8, c);
		fread(&r, sizeof(R), 28, c);
		fclose(c);

		FILE *d = fopen("output.txt", "w");

		fprintf(d, "%d;%d;", g.p, g.t);
		TIMES(g.p) {
			fprintf(d, "%s;", l[i].b ? "true" : "false");
			if(!l[i].b){
				fprintf(d, "%d;%d;%d;%d;", l[i].m, l[i].c, l[i].p, l[i].t);
			}
		}
		TIMES(28) {
			fprintf(d, "%d;%s;%d;", r[i].o, r[i].m ? "true" : "false", r[i].i);
		}
		TIMES(16) { fprintf(d, "%d;", g.a[i] != 255 ? g.a[i] : -1); }
		TIMES(16) { fprintf(d, "%d;", g.e[i] != 255 ? g.e[i] : -1); }

		fclose(d);
	}

m.h

	#import <stdio.h>
	#import <stdint.h>

	#define TIMES(X) for(int i = 0; i < (X); i++)
	typedef uint8_t U;

	typedef struct {
		U p;
		U t;
		U a[16];
		U e[16];
	} G;
	typedef struct {
		U b;
		uint16_t m;
		U c;
		U p;
		U t;
	} L;
	typedef struct {
		int8_t o;
		U m;
		U i;
	} R;