63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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int main (void){
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double x,y,z,a,b,c;
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x= sqrt(fabs(log(0.5)));
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y=sin(M_PI/6);
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z=atan(pow(13.0,2.0));
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a=pow(exp(-1.0),4.0);
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b=log(-3);
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c=pow(sqrt(2),2);
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printf("%.2f\n",x);
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printf("%.2f\n",y);
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printf("%.2f\n",z);
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printf("%.2f\n",a);
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printf("%.2f\n",b);
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printf("%.2f\n",c);
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return EXIT_SUCCESS;
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}
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int main (void){
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double ax,bx,ay,by,distance;
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printf("Les coordonnées du point A en X et en Y : \n");
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scanf("%lf", &ax);
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scanf("%lf", &ay);
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printf("Les coordonnées du point B en X et en Y : \n");
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scanf("%lf", &bx);
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scanf("%lf", &by);
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distance = sqrt(pow((bx-ax),2)+pow((by-ay),2));
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printf("La distance entre les deux points est : %.2f\n", distance);
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return EXIT_SUCCESS;
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}
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int main (void){
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double distance,angle,x,y;
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printf("Donnez moi la distance et l'angle du point : \n");
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scanf("%lf", &distance);
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scanf("%lf", &angle);
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x= distance* cos(angle);
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y= distance* sin(angle);
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printf("En X le point est à : %.2f\n", x);
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printf("En Y le point est à : %.2f\n", y);
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return EXIT_SUCCESS;
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}
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int main (void){
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double reel;
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int unite;
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int dixieme;
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printf("Entrez un réel : ");
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scanf("%lf", &reel);
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unite = (int)reel % 10;
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dixieme = (int)(reel * 10) % 10;
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printf("\nchiffre des unités : %d\n", unite);
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printf("\nchiffre des dixièmes : %d\n", dixieme);
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return EXIT_SUCCESS;
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}
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