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

//prototypes idk why we need these but we had to use them in 220 uwu
void Square(int hwidth);
void Triangle(int hwidth);
void ITriangle(int hwidth);
void Diamond(int hwidth);

int main(int argc, char **argv) {
    if (argc != 3) {
        printf("erm thats wrong silly, shape then max width\n");
    }

    int shape = atoi(argv[1]);
    int hwidth = atoi(argv[2]);

    if (shape == 1) {
        Square(hwidth);
    } else if (shape == 2) {
        Triangle(hwidth);
    } else if (shape == 3) {
        ITriangle(hwidth);
    } else if (shape == 4) {
        Diamond(hwidth);
    } else {
        printf("wrong shape silly goose");
    }

    return 0;
}

void Square(int hwidth) {
    int i, j;
    for (i = 0; i < hwidth; i++) {
        for (j = 0; j < hwidth; j++) {
            printf("$");
        }
        printf("\n");
    }
}

void Triangle(int hwidth) {
    int i, j;
    for (i = 0; i < hwidth; i++) {
        for (j = 0; j <= i; j++) {
            printf("$");
        }
        printf("\n");
    }
}

void ITriangle(int hwidth) {
    int i, j;
    for (i = hwidth - 1; i >= 0; i--) {
        for (j = 0; j <= i; j++) {
            printf("$");
        }
        printf("\n");
    }
}

void Diamond(int hwidth) {
    int i, j, space;
    for (i = 1; i <= hwidth; i += 2) {
        for (space = 0; space < (hwidth - i) / 2; space++) {
            printf(" ");
        }
        for (j = 0; j < i; j++) {
            printf("$");
        }
        printf("\n");
    }
    for (i = hwidth - 2; i >= 1; i -= 2) {
        for (space = 0; space < (hwidth - i) / 2; space++) {
            printf(" ");
        }
        for (j = 0; j < i; j++) {
            printf("$");
        }
        printf("\n");
    }
}