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| 1 | #include <stdio.h> | |
| 2 | int main(void){
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| 3 | double x=1.0; | |
| 4 | unsigned long delta= 1ul << 63; | |
| 5 | - | while(delta >= 1){
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| 5 | + | while(delta >= 4){
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| 6 | double oldx = x; | |
| 7 | x += delta; | |
| 8 | if(x == x+1){
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| 9 | x = oldx; | |
| 10 | delta = delta >> 1; | |
| 11 | } | |
| 12 | } | |
| 13 | while(x != x+1){
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| 14 | x++; | |
| 15 | } | |
| 16 | printf("%f\n", x);
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| 17 | return 0; | |
| 18 | } |
