* Get audio working on clueboard/60 * add keys for music mode * Change doubles to floats * add keys for all the songs * revert to the default startup sound * Remove music mode until we can figure out why it crashes
		
			
				
	
	
		
			176 lines
		
	
	
		
			5.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			176 lines
		
	
	
		
			5.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include <stdint.h>
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| #include <stdbool.h>
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| #include <string.h>
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| #include "hal.h"
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| #include "timer.h"
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| #include "wait.h"
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| #include "printf.h"
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| #include "backlight.h"
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| #include "matrix.h"
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| 
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| 
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| /* Clueboard 60%
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|  *
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|  * Column pins are input with internal pull-down.
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|  * Row pins are output and strobe with high.
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|  * Key is high or 1 when it turns on.
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|  *
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|  *     col: { PA2, PA3, PA6, PB14, PB15, PA8, PA9, PA7, PB3, PB4, PC15, PC14, PC13, PB5, PB6 }
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|  *     row: { PB0, PB1, PB2, PA15, PA10 }
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|  */
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| /* matrix state(1:on, 0:off) */
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| static matrix_row_t matrix[MATRIX_ROWS];
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| static matrix_row_t matrix_debouncing[MATRIX_COLS];
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| static bool debouncing = false;
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| static uint16_t debouncing_time = 0;
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| 
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| __attribute__ ((weak))
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| void matrix_init_user(void) {}
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| 
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| __attribute__ ((weak))
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| void matrix_scan_user(void) {}
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| 
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| __attribute__ ((weak))
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| void matrix_init_kb(void) {
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|   matrix_init_user();
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| }
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| 
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| __attribute__ ((weak))
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| void matrix_scan_kb(void) {
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|   matrix_scan_user();
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| }
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| 
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| void matrix_init(void) {
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|     printf("matrix init\n");
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|     //debug_matrix = true;
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| 
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|     /* Column(sense) */
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|     palSetPadMode(GPIOA, 2,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOA, 3,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOA, 6,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOB, 14, PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOB, 15, PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOA, 8,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOA, 9,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOA, 7,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOB, 3,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOB, 4,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOC, 15, PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOC, 14, PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOC, 13, PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOB, 5,  PAL_MODE_OUTPUT_PUSHPULL);
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|     palSetPadMode(GPIOB, 6,  PAL_MODE_OUTPUT_PUSHPULL);
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| 
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|     /* Row(strobe) */
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|     palSetPadMode(GPIOB, 0,  PAL_MODE_INPUT_PULLDOWN);
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|     palSetPadMode(GPIOB, 1,  PAL_MODE_INPUT_PULLDOWN);
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|     palSetPadMode(GPIOB, 2,  PAL_MODE_INPUT_PULLDOWN);
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|     palSetPadMode(GPIOA, 15,  PAL_MODE_INPUT_PULLDOWN);
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|     palSetPadMode(GPIOA, 10,  PAL_MODE_INPUT_PULLDOWN);
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| 
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|     memset(matrix, 0, MATRIX_ROWS * sizeof(matrix_row_t));
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|     memset(matrix_debouncing, 0, MATRIX_COLS * sizeof(matrix_row_t));
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| 
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|     palClearPad(GPIOB, 7);  // Turn off capslock
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|     matrix_init_quantum();
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| }
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| 
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| uint8_t matrix_scan(void) {
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|     for (int col = 0; col < MATRIX_COLS; col++) {
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|         matrix_row_t data = 0;
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| 
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|         // strobe col { PA2, PA3, PA6, PB14, PB15, PA8, PA9, PA7, PB3, PB4, PC14, PC15, PC13, PB5, PB6 }
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|         switch (col) {
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|             case 0: palSetPad(GPIOA, 2); break;
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|             case 1: palSetPad(GPIOA, 3); break;
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|             case 2: palSetPad(GPIOA, 6); break;
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|             case 3: palSetPad(GPIOB, 14); break;
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|             case 4: palSetPad(GPIOB, 15); break;
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|             case 5: palSetPad(GPIOA, 8); break;
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|             case 6: palSetPad(GPIOA, 9); break;
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|             case 7: palSetPad(GPIOA, 7); break;
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|             case 8: palSetPad(GPIOB, 3); break;
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|             case 9: palSetPad(GPIOB, 4); break;
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|             case 10: palSetPad(GPIOC, 15); break;
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|             case 11: palSetPad(GPIOC, 14); break;
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|             case 12: palSetPad(GPIOC, 13); break;
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|             case 13: palSetPad(GPIOB, 5); break;
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|             case 14: palSetPad(GPIOB, 6); break;
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|         }
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| 
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|         // need wait to settle pin state
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|         wait_us(20);
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| 
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|         // read row data { PB0, PB1, PB2, PA15, PA10 }
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|         data = (
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|             (palReadPad(GPIOB, 0) << 0 ) |
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|             (palReadPad(GPIOB, 1) << 1 ) |
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|             (palReadPad(GPIOB, 2) << 2 ) |
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|             (palReadPad(GPIOA, 15) << 3 ) |
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|             (palReadPad(GPIOA, 10) << 4 )
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|         );
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| 
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|         // unstrobe  col { PA2, PA3, PA6, PB14, PB15, PA8, PA9, PA7, PB3, PB4, PC15, PC14, PC13, PB5, PB6 }
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|         switch (col) {
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|             case 0: palClearPad(GPIOA, 2); break;
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|             case 1: palClearPad(GPIOA, 3); break;
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|             case 2: palClearPad(GPIOA, 6); break;
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|             case 3: palClearPad(GPIOB, 14); break;
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|             case 4: palClearPad(GPIOB, 15); break;
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|             case 5: palClearPad(GPIOA, 8); break;
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|             case 6: palClearPad(GPIOA, 9); break;
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|             case 7: palClearPad(GPIOA, 7); break;
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|             case 8: palClearPad(GPIOB, 3); break;
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|             case 9: palClearPad(GPIOB, 4); break;
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|             case 10: palClearPad(GPIOC, 15); break;
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|             case 11: palClearPad(GPIOC, 14); break;
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|             case 12: palClearPad(GPIOC, 13); break;
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|             case 13: palClearPad(GPIOB, 5); break;
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|             case 14: palClearPad(GPIOB, 6); break;
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|         }
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| 
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|         if (matrix_debouncing[col] != data) {
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|             matrix_debouncing[col] = data;
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|             debouncing = true;
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|             debouncing_time = timer_read();
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|         }
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|     }
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| 
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|     if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) {
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|         for (int row = 0; row < MATRIX_ROWS; row++) {
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|             matrix[row] = 0;
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|             for (int col = 0; col < MATRIX_COLS; col++) {
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|                 matrix[row] |= ((matrix_debouncing[col] & (1 << row) ? 1 : 0) << col);
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|             }
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|         }
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|         debouncing = false;
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|     }
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| 
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|     matrix_scan_quantum();
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| 
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|     return 1;
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| }
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| 
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| bool matrix_is_on(uint8_t row, uint8_t col) {
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|     return (matrix[row] & (1<<col));
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| }
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| 
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| matrix_row_t matrix_get_row(uint8_t row) {
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|     return matrix[row];
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| }
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| 
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| void matrix_print(void) {
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|     printf("\nr/c 01234567\n");
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|     for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
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|         printf("%X0: ", row);
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|         matrix_row_t data = matrix_get_row(row);
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|         for (int col = 0; col < MATRIX_COLS; col++) {
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|             if (data & (1<<col))
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|                 printf("1");
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|             else
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|                 printf("0");
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|         }
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|         printf("\n");
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|     }
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| }
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