init: add basic code

README.md

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+# MGS
+## Missile Guidance System (C++)
+This is a small simplified missile guidance system in C++, I hope to improve it and make it more realistic in the future.
+
+## Installation instructions
+Requirements: G++, Git and a Linux OS.
+```
+git clone https://git.xorycode.dev/xory/mgs.git
+cd mgs
+g++ index.c
+./a.out
+```

index.cpp

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+#include <cstdio>
+#include <unistd.h>
+
+struct Missile {
+  int x;
+  int y;
+  int x_velocity;
+  int y_velocity;
+};
+
+struct Point {
+  int x;
+  int y;
+};
+
+int main() {
+  Point target;
+  target.x = 1000;
+  target.y = 0;
+
+  Missile missile;
+  missile.x = 0;
+  missile.y = 0;
+  missile.x_velocity = 0;
+  missile.y_velocity = 0;
+
+  while (target.x > missile.x || target.y > missile.y) {
+    missile.x += missile.x_velocity;
+    missile.y += missile.y_velocity;
+
+    int x_distance = target.x - missile.x;
+    int y_distance = target.y - missile.y;
+
+    if (x_distance > 0 && missile.x_velocity < 913) {
+      missile.x_velocity += 1;
+    } else {
+      missile.x_velocity = 0;
+    }
+    if (y_distance > 0 && missile.x_velocity < 913) {
+      missile.y_velocity += 1;
+    } else {
+      missile.y_velocity = 0;
+    }
+
+    printf("\x1b[2J\n");
+    printf("\x1b[H");
+    printf("-----------------------------\n");
+    printf("- Missile info\n");
+    printf("X: %d\n", missile.x);
+    printf("Y: %d\n", missile.y);
+    printf("X Velocity: %d\n", missile.x_velocity);
+    printf("Y Velocity: %d\n", missile.y_velocity);
+    printf("- Target Info\n");
+    printf("X: %d\n", target.x);
+    printf("Y: %d\n", target.y);
+    printf("X Distance: %d\n", x_distance);
+    printf("Y Distance: %d\n", y_distance);
+    printf("-----------------------------");
+
+    usleep(50000);
+
+  }
+}